Free MP4 Video Converter Winxvideo AI

Convert your video to/from MP4 in seconds with Winxvideo AI. It’s totally free.

Convert Your 4K/HD Videos from or to MP4 Format

Winxvideo AI is the best free MP4 converter that not only allows you to convert your 4K/HD video to MP4 format, but also convert MP4 to other format like MOV, MKV, FLV, WebM, AVI and more. Adjusting video parameters, such as converting 4K to 1080p, changing frame rate from 60fps to 30fps, and fine-tuning video aspect ratio, is also a breeze for this free MP4 converter.
MP4 Video Converter - Convert video to/from MP4

Convert Any Video to MP4

Winxvideo AI has a solid acceptability for videos, no matter it’s the GoPro/DJI 5.3K60 or 4K120 video up to 120Mbps bitrate, iPhone HEVC codec footage, or camcorder raw footage in XAVC, MOV, MXF and more. It can convert all of these videos to MP4 format easily.

Convert MP4 to Other Formats

Certainly MP4 owns better compatibility, while it's not a panacea. In order to achieve a variety of video use in different media players, video editing software, devices, and platforms, Winxvideo AI is also available to convert MP4 to MP4 with different codec or to other formats like MOV, MKV, AVI, WebM, etc.

Compress 4K MP4 from GB to MB

Compress Oversized 4K MP4 Video
to the Right Size and Quality

1 minute of 4K MP4 HEVC video at 60fps takes around 400MB of storage on iPhone. The value of the video size is not much different for other cameras. Winxvideo AI is able to compress oversized 4K MP4 video from GB to MB, by up to 90% file size reduction yet without quality loss visually.

This not only gets you out of the problem of too much storage space being occupied, but also makes MP4 uploading faster to the web, lower cost for storing in a cloud and smoother playback without lags/stuttering.

Convert MP4 Video 47X Real-time Faster!
No Quality Loss

Looking for the best video converter to fulfill MP4 video conversion at fast speed? Winxvideo AI is all that and more! Powered by Intel QSV, NVIDIA CUDA, AMD hardware acceleration technology, this fast MP4 converter is capable of converting MP4 video 47X real-time faster.

Better yet, with the supplement of the built-in High-Quality engine, all the converted videos will be retained to the highest-possible quality, with the true details and motion consistency.

More: The built-in cutting-edge AI tech empowers you to upscale MP4 from 720p or 1080p to 4K without losing quality.

Fast MP4 video converter with high-quality output

Discover More Features to Enhance Your MP4 Video Conversion Experience

Advanced encoder support
Advanced Encoder Support

Besides general video/audio codecs, It's also a breeze to handle advanced encoders like AV1, VP9, HEVC, CFHD, EAC3, etc. Fixing all kinds of MP4 not playing issues related to codec.

Batch video conversion
Batch Video Conversion

Batching adding a large number of video files and converting them all at once for a specific device, platform, or video editing software. No repeated operation needed, saving your time greatly.

Free video editor
Free Video Editor

Trim or cut video to delete unwanted lengths, crop the frame size of the video for different screens, add external subtitle to your video, and merge several video clips into a single one.

How to Convert MP4 Videos with Winxvideo AI?

Converting MP4 video has never been more effortless and fun with Winxvideo AI. You can convert video to MP4 or change MP4 to other format in just a couple of clicks. Even the beginners can handle the best MP4 converter quickly without any learning curve. Now let’s check the easy steps to convert MP4 videos and get started.
Step 1. Load your video.

Click on the +Video button to load your video(s). The best MP4 converter accepts all kinds of video formats, such as MOV, MKV, HEVC, MP4, FLV and more.

Step 2. Choose the output video format.

Choose MP4 Video as the output format. This will convert any video to MP4, for example, MOV to MP4. If you've loaded an MP4 file, just choose any desired format you want to convert to.

Step 3. Start Converting.

Tap the blue RUN button at the right corner of the main interface. This MP4 video converter with GPU acceleration will help finish your MP4 video conversion in a very short time.

Meet the Diverse Video Conversion Needs of Different Users

Social Media Creators
Movie Lovers

Make Your Video Best Fit with YouTube, IG and More

  • Convert 4K or HD footage (MOV, MOD, HEVC etc.) to shareable MP4 format on YouTube, Instagram, Tik Tok and more.
  • Resize large video recordings to the right size, resolution, aspect ratio, bit rate, and frame rate for different social media platforms.
  • Upload the converted MP4 video to share and connect with audience online. No excessive bandwidth consumption.

2024 Best Video Size Dimensions for Uploading to YouTube

Convert video to social media

Trusted by Millions of Video Creators All Over the World


Winxvideo AI is a free MP4 video converter that doesn’t require signup and has no file size and number limit.

Compare Winxvideo AI with Its Competitors

In general, users prefer to convert video to MP4 owing to its wide compatibility. On the other hand, though MP4 is the most popular video format, there still are certain situations that people need to convert MP4 to other formats, for example, converting MP4 to flash video formats for uploading to the web or extracting MP3 audio from MP4. All of this requires an MP4 video converter. The best MP4 converter works for professionals and non-professionals alike and keeps up with newer trends like HEVC, AV1, 4K, hardware acceleration, and AI upscaling. Here we share your best options for MP4 converters. Read the below reviews of MP4 video converter software and pick up the one that fits you best.

Top Picks of Best MP4 Video Converters for Windows/Mac/Online
Best MP4 Converters Best for Expert Rating
1. Winxvideo AI Convert 4K or HD video to/from MP4 with a delicate quality & speed balance.
G2 rating: 4.6
2. FreeConvert Efficient, user-friendly online MP4 converter with broad format support.
Trustpilot rating: 4.6
3. Movavi Video Converter Convert & edit video files to play on different devices.
G2 rating: 4.8
4. Wondershare Uniconverter Video conversion with advanced features and high-speed performance.
Capterra rating: 4.4
5. HandBrake Open-source video conversion to MP4 for both beginners and experienced.
Techradar rating: 4.0
6. Freemake Video Converter Straightforward video to MP4 conversions for beginners.
Techradar rating: 4.5
7. VLC VLC users who have simple and basic video conversion needs.
Techradar rating: 4.3
8. Any Video Converter Convert among multiple formats and perform basic video editing tasks.
Techradar rating: 4.0
9. Xilisoft Video Converter Convert with extensive format support at high speed & edit videos.
CNET rating: 4.1
10. CloudConvert Convert your files to MP4 and almost many others online.
G2 rating: 4.7

#1. Winxvideo AI

Price: Free & Deluxe version (currently $15.95 for 1 Year, $29.95 for Lifetime)

Compatibility: Windows 11/10/8.1/7 and macOS Ventura or earlier

Ease-of-use: ★★★★☆

Conversion speed: 47x real-time faster.

Conversion quality: Max. original video quality.

Support: professional tech support within 24 hours response.

Winxvideo AI is the best MP4 converter with a wide range of video formats and codecs support, including MKV, AVI, WMV, MOV, HEVC, H.264, AV1, and FLV, as well as audio formats such as MP3 and AAC. It adopts all kinds of videos, be it 4K, HD, or SD videos recorded by GoPro/DJI/mobile/camcorder cameras, saved from the web, or whatever. Besides converting videos to MP4, this 4K MP4 converter also features as a video compressor to resize MP4 video files, as well as a video editor to merge, crop and cut MP4 videos. Additionally, it includes options to adjust video settings, such as bitrate and frame rate. Batch conversion is also available.

Winxvideo AI has long been an industry leader in speed, support for new video formats and quality. This fast MP4 video converter adopts the unique Level-3 hardware acceleration technology, enabling users to invoke GPU to process 4K/HD image-intensive processes, so as to reduce the burden of CPU and maximize the speed of video conversion. Moreover, this best MP4 converter has a clear insight into new formats and coding trends, and is always responsive and updated to support the latest ones like HEVC, ProRes, AV1, etc. With the support of High-Quality engine and De-interlacing, all the output video quality will be preserved to the maximum extent. Even, the original video quality can be retained at 1:1 under Auto Copy mode.

video to MP4 converter


Supports a wide range of video formats and codecs, including MP4, MOV, MKV, FLV, WebM, HEVC, H.264, VP9, AV1, and more.

47x real-time fast conversion speeds due to the utilization of hardware acceleration technology, such as Intel QSV and NVIDIA CUDA/NVENC.

Produces high-quality output video files, with the options to auto copy and adjust video settings such as bitrate and frame rate.


Limited video editing tools compared to other software.

The user interface is a little outdated.


Price: Free

Compatibility: all platforms based on web browsers.

Ease-of-use: ★★★★☆

Conversion speed: depend more on the network connection. Slow for larger files.

Conversion quality: output high quality videos.

Support: email support.

Being one of the best MP4 converters online, FreeConvert is a go-to solution for converting videos to MP4 format. It stands out as a reliabble and user-friendly tool that meets all the conversion needs of users. As you navigate to its page, you can find a clean, intuitive and straightforward interface, making it easy for users of all levels. The wide range of supported formats is the key factor for FreeConvert to be the best MP4 converter online. It goes beyond just MP4, allowing you to convert videos between various formats seamlessly, for example, MOV to MP4, HEVC to MP4 H.264, etc.

What sets FreeConvert apart to other online MP4 converters is its commitment to maintaining video quality. The converted MP4 files consistently retain their original clarity and resolution. This attention to detail is crucial for users who prioritize the preservation of video quality during the conversion process. Of course, this doesn't mean users need to sacrifice the video converting speed. Whether you're converting a short clip or a lengthy video, the efficiency of the best MP4 converter ensures a quick turnaround time.

FreeConvert MP4 Converter


Easy-to-use interface for all users, whether the novices or professionals.

Swift processing without quality compromise. Also ensuring preservation of video quality.

Commits to high standards of data confidentiality.

No need for additional software downloads.


Requires a stable internet connection. This could be a limitation for individuals in areas with unreliable or slow internet connections.

Basic functionality for straightforward use. There may be some limits for advanced features.

It has restrictions on larger file uploads. 1GB max file size limit for free accounts.

Displays ads and promotions for premium versions.

#3. Movavi Video Converter

Price: Free and paid version ($54.95 for 1-year subscription, and $64.95 for Lifetime/1 PC )

Compatibility: Windows, macOS

Ease-of-use: ★★★☆☆

Conversion speed: Lightning-fast conversion based on Intel® and NVIDIA® hardware acceleration.

Conversion quality: No quality loss, even with 4K videos.

Support: Live chat, and email support with a respond within 3 business days.

Movavi Video Converter becomes one of the users' favorite video to MP4 converters, not only does it allow users to convert videos using the most popular audio-visual file formats, but also includes a suite of helpful editing tools. It has a healthy library of preprogrammed conversion and optimization profiles, up to 180+ formats including MP4, AVI, MOV, FLV, WMV, DVD, and many more. You can also expect lightning-fast processing times, numerous video editing tools for merging and trimming videos, and Timeline manipulation and scaling.

Movavi Video Converter is considered as the epitome of simplicity and power for video conversion. You don't need to be tech-savvy, once the file you want to convert is loaded into the MP4 converter, you can begin a conversion in as little as a single click. It also supports cutting-edge technologies to accelerate video to MP4 converting process. For example, the SuperSpeed mode makes it possible to convert video to MP4 without decoding and re-encoding. The parallel CPU and NVIDIA® GPU conversion allows you to convert two videos simultaneously, using the CPU for one file and the NVIDIA® GPU for the other. This gives it an edge over other video converters especially when you need to encode a number of videos in a short period.

Movavi mp4 video converter


180+ formats support, and a number of presets for popular devices from Apple, Sony, Xbox and more.

Great tool to get started with video editing and conversion.

Support for Hardware acceleration is cherry on the cake, offering lightning-fast speeds.


The free trial version adds a watermark on the output unless you upgrade to the premium version.

It lacks some basic functions found in other best MP4 converters such as clips' preview and ability to trim before adding to timeline

#4.Wondershare Uniconverter

Price: Trial and Paid version ($49.99 for Annual Plan, $69.99 for 2-year plan, $79.99 for Perpetual plan)

Compatibility: Windows, macOS

Ease-of-use: ★★★☆☆

Conversion speed: 120X faster with two high-speed conversion types.

Conversion quality: No quality loss, even with 4K videos.

Support: Live chat, phone and email support with a respond within 1 business day.

Wondershare UniConverter is a comprehensive MP4 video converter that offers a wide range of features and capabilities. This best MP4 converter supports an extensive list of video formats, including converting videos to and from popular formats like MP4, AVI, MOV, MKV, and more, making it highly versatile. It utilizes advanced algorithms and hardware acceleration technologies to ensure fast and efficient conversion processes. This means that you can convert videos quickly without compromising the quality of the output. Speaking of quality, Wondershare UniConverter strives to maintain the original quality of your videos during conversion. It supports lossless conversion for certain formats and offers adjustable settings for video and audio parameters, such as resolution, bitrate, frame rate, and codec. This enables you to customize the output according to your specific requirements and desired quality level.

Wondershare UniConverter also includes a comprehensive set of video editing features. It allows you to trim, crop, merge, and apply various effects to your videos. You can enhance the visual appearance, add watermarks or subtitles, adjust brightness and contrast, and perform other editing tasks to achieve the desired result. The software provides a user-friendly interface for easy navigation and efficient editing workflows. Besides, this top MP4 converter also includes video download, DVD/blu-disc buring, batch procssing capabilities.

Wondershare Uniconverter


It supports a vast range of input and output formats, up to 1000+ formats supported, including MP4 (Alpha).

120X faster speed under the support of advanced algorithms and hardware acceleration.

It offers a wide array of video editing tools, allowing users to trim, crop, merge, add effects, and more.

Intuitive interface, making it accessible for users of all levels of expertise.


The free version of UniConverter has some limitations like 1/3 length video conversion, only 1 file (no more than 5 mins) for compression, slow speed, 1 file download and 1 minute recording etc.

The full version of Wondershare UniConverter can be relatively expensive compared to other video converters.

#5. Handbrake

Price: Free

Compatibility: Windows 11/10 and macOS 10.14.3 Mojave or later

Ease-of-use: ★★★☆☆

Conversion speed: vary depending on the settings used, but it generally performs well and efficiently.

Conversion quality: high-quality output video files.

Support: no official customer support.

Handbrake is a cross-platform lossless MP4 video converter that supports a variety of input and output formats, including MP4, MKV, WebM, and more. You can get quick MP4 conversions with Handbrake by simply loading up a video and then using one of the many MP4 presets in the side panel with diverse settings in place. This MP4 converter with customizable settings is preferable to work through the various tabs in the Output Setting area, where you can adjust the encoding parameters precisely, add effects, clip excessively huge videos, adjust frame rates, switch codecs, and much more. This is where Handbrake distinguishes between amateurs and professionals. If you're unfamiliar with the jargon, you're going to have to experience a learning curve.

This open-source and free MP4 converter can use third-party libraries like x265, FFmpeg, and libvpx to convert MP4 videos. And the hardware acceleration support also provides a guarantee for fast video conversion. Furthermore, it's encouraging to note that there is a queuing feature and batch video conversion function, which offers a great convenience to encode a folder full of videos in one fell swoop. The free video converter to MP4 is also built with video editing tools that allow users to crop, trim, and add subtitles to their videos. 

Handbrake video to mp4


Supports a wide range of input and output formats, and attaches with advanced video encoding options.

Video editing tools included, trim, split, crop, join, and add subtitles, etc.

Free and open-source, user-friendly interface and regularly updated and maintained.


Lack of support for some video formats.

No support for copy-protected DVDs.

Requires some technical knowledge to use advanced options.

What you may be interested in: How to use Handbrake to convert MKV to MP4 for free >>

#6. Freemake Video Converter

Price: Free & Premium ($39.95 per month for the premium monthly subscription. One-off payment of $59.95 for lifetime usage.

Compatibility: Windows 11, 10, 8, 8.1, 7, Vista

Ease-of-use: ★★★★☆

Conversion speed: fast speed with CUDA and DXVA hardware accelerated.

Conversion quality: high-quality output files.

Support: website and email support, as well as user forums.

Freemake Video Converter is a free MP4 video converter that works only on the Windows operating system. As its name implies, it's able to encode videos for free between a variety of video formats, including AVI to MP4, MP4 to MPEG, M4V to MP4, VOB to MP4, H.264 to MPEG and more, and it does that very well. But it's also capable of ripping videos from DVDs and converting audio files and images. As one of the best MP4 converters, it's also available for batch conversion and allows users to adjust video settings, such as bitrate and frame rate. Moreover, this MP4 video converter for Windows can also cut or join some parts of the video and rotate the clips, added subtitles, and other essential editing functions.

However, as you first open Freemake Video Converter, you'll be presented with an advert, which sets the tone for the whole experience of MP4 conversion - it's not really free, instead, it takes every opportunity to push an ad at you, persuading you to pay. Videos converted using the free trial version are often stamped with a big brand watermark, which distresses many users. Still, H.265 is not supported in this MP4 converter.

Freemake video converter mp4


Up to 500+ output formats support.

A comprehensive video converter to convert, edit video files, rip & burn DVDs, make photo slideshows, and more.

Easy to use and nicely laid out GUI.


Limited support for output formats, and limited output customization options, such as no support for HEVC.

May include bundled software during installation.

The free version is stamped with a big watermark on output videos.

#7. VLC

Price: Free and open-source

Compatibility: Windows, macOS and Linux

Ease-of-use: ★★☆☆☆

Conversion speed: slow for large files.

Conversion quality: output videos with good quality.

Support: no official customer support.

VLC is known for its versatility and ability to play almost any video or audio format. In addition to playing media files without installing extra codec packs, VLC also includes a range of video conversion tools, such as converting video files to different formats while keeping the size intact, adjusting various audio and video parameters like the codec, aspect ratio, frame rate, resolution, etc. It can even convert DVD/Blu-ray discs and edit videos such as trimming, cropping, and adding subtitles for free.

As a video to MP4 converter, VLC supports batch converting video to MP4 H.264, H.265, TS, OGG, and MP3, just to mention a few. It offers editable conversion profiles to get rid of the need to tinker with a ton of options that you may not be familiar with. This means that you can undertake a conversion task without any prior knowledge of how to create or edit a profile. Of course, if you're experienced, you can also create new conversion profiles from scratch to match the exact kind of audio or video output you need.

vlc to mp4 converter free


Versatile multimedia player and video converter with a wide range of supported formats.

Ability to convert audio, DVD and Blu-ray discs.

Open-source and free MP4 converter, working on all platforms.


Conversion speed can be slow for large files.

Some users may find the interface less user-friendly than other video converters.

Limited output options. Unable to process AV1, VP9, and ProRes codecs.

Suggested reading =>> How to convert WebM to MP4 in VLC

#8.Any Video Converter

Price: Free, Unltimate ($49.95) and Pro version ($19.95 monthly, $29.95 annually, $49.95 for lifetime)

Compatibility: Windows, macOS

Ease-of-use: ★★★★☆

Conversion speed: Super fast conversion speed with NVIDIA CUDA.

Conversion quality: Excellent video quality

Support: Email support

Any Video Converter supports a wide variety of video formats, making it highly flexible and compatible with diverse media files. Being one of the best MP4 converters, it enables you to convert videos to popular formats like MP4, AVI, MOV, MKV, etc, and extract audio from videos and save it in formats such as MP3, AAC, and WAV. The fast MP4 video converter allows you to convert videos in a relatively short amount of time, providing a convenient user experience, thanks to the multi-threading technology and NVIDIA CUDA hardware acceleration technology. It supports batch conversion, enabling you to convert multiple videos simultaneously.

Any Video Converter provides a user-friendly interface that is easy to navigate, making it accessible for users of all levels of expertise. Besides an MP4 converter, Any Video Converter can be used as a video downloader, enabing you to download videos from popular platforms like YouTube, Vimeo, and Facebook; and a video editor with all basic editing features like trim, crop, merge, apply simple effects, add subtitles/watermarks etc.

AVC mp4 video converter


Extensive format support, including MP4, MOV, MKV, M2TS, M4V, MPEG, AVI, WMV, ASF, OGV, WEBM, and more.

Efficient conversion performance, allowing for quick video conversions with the support of NVIDIA CUDA GPU acceleration.

It provides a built-in video downloader, enabling users to grab videos from popular platforms.


The editing capabilities are relatively basic compared to more advanced video editing software.

Some users may find the lack of customization options for the interface to be limiting.

#9.Xilisoft Video Converter

Price: Ultimate($41.97) and Smart version($29.95).

Compatibility: Windows, macOS

Ease-of-use: ★★★☆☆

Conversion speed: 5X Speed Promotion with GPU acceleration

Conversion quality: Produce HD-quality movies/videos with advanced HD decoding and encoding technology.

Support: Email support.

Xilisoft Video Converter is a robust and versatile MP4 video converter that excels in various aspects. One of the standout features of Xilisoft Video Converter is its extensive format support. It boasts an impressive range of input and output formats, ensuring compatibility with a wide variety of media files. Whether you need to convert videos to popular formats like MP4, AVI, MOV, or more niche formats, Xilisoft Video Converter has got you covered. Xilisoft Video Converter also can be used as a batch MP4 video converter, enabling users to convert multiple videos at the same time, thereby streamlining the workflow. Furthermore, as the adoption of GPU acceleration, it can harness the power of the graphics card to expedite the conversion process.

Xilisoft Video Converter also offers a comprehensive set of video editing features. Users can trim, crop, merge, and apply various effects to their videos. This allows for enhanced customization and creativity, enabling users to achieve the desired visual result. Additionally, the MP4 video converter with editing features also supports the addition of watermarks, subtitles, and audio tracks, further enriching the editing capabilities. Whether you need to convert videos for personal or professional purposes, Xilisoft Video Converter offers a reliable solution that caters to a diverse range of needs.

Xilisoft video converter


Extensive format support: Xilisoft Video Converter supports a wide range of input and output formats, ensuring compatibility with various media files.

Fast conversion speed: It utilizes advanced technology and GPU acceleration to provide efficient conversion performance and quick results.

Advanced video editing: Xilisoft Video Converter offers comprehensive video editing tools, allowing users to trim, crop, apply effects, and more.

Xilisoft Video Converter includes features like batch conversion, frame extraction, and GIF creation.


The complex inteface make it a bit overwhelming for green hands.

The cost of the full version of Xilisoft Video Converter may be relatively higher compared to other MP4 converters.

#10. CloudConvert

Price: Free and paid plan ($17 Package or $9.00/month Subscription)

Compatibility: All platforms based on web browsers.

Ease-of-use: ★★★★☆

Conversion speed: Slow for large video files, and it relys greatly on the network connection.

Conversion quality: High-quality conversions .

Support: Email support.

CloudConvert is an online video converter to MP4 that allows users to convert video to MP4 and many other formats. It supports more than 200 file formats, not limited to audio and video formats, but also document, image, and eBook formats. The online video to MP4 platform also offers features like cloud storage integration, batch processing, and API access for developers. One of the biggest lure of using CloudConvert is that it's a cloud-based platform, which means users don't need to download or install any software on their computer.

You can simply upload their files to the platform, choose the desired output format, and convert the files online. This free online video converter to MP4 also supports batch processing, allowing users to convert multiple files at once, which can save time and effort. CloudConvert is highly acclaimed for its ease of use, fast conversion speeds, and wide range of supported file formats. However, some users have reported occasional glitches or errors during the conversion process, and the platform's pricing model may not be suitable for all users.

online video to mp4


Easy to use.

Wide range of supported file formats, including audio, video, documents, images, and eBooks.

Offer automatic file syncing with various cloud storage services like Google Drive, Dropbox, and OneDrive.

Provide API integration, allowing developers to integrate file conversion into their own applications.


CloudConvert has limitations of 25 conversions per day and the 1GB limit file size of the converted files.

Larger files can take a long time to convert on CloudConvert, and it has heavy dependence on internet connectivity.

Users may have concerns about the privacy and security of their files, particularly when converting sensitive information.

What you may concern: Is CloudConvert safe?

Conclusion: Which MP4 Converter to Choose?

You see, there are mainly two kinds of MP4 video converters, online and desktop MP4 converter. Generally, free online MP4 converters are available on all platforms based on web without software installation, while they have file size limitations, usually Max. 50MB or 100MB, no support for batch conversion and editing options. On the other hand, you need to download and install desktop MP4 video converters on your computer, but they have no limit to file size or number of daily conversions. Better yet, desktop MP4 converter also supports batch conversion, hundreds of output profiles, various edit options and even faster speed free from network bandwidth interference

As above, we have provided you with a collection of best MP4 converters free to download and use. The users can choose any of them for MP4 conversion. But it is still recommended that you use the Winxvideo AI to have the benefits of various software into a single software, no matter on formats support, OS compatibility, quality, speed, ease-of-use, and support.

Let's download Winxvideo AI and start converting videos to MP4 now!

Frequently Asked Questions (FAQ)

1. What is the best MP4 converter?

When choosing a MP4 converter, some aspects needs to be considered, including video conversion ability, output video quality, converting speed, ease-of-use, stability and more. Though there is no best MP4 converting program in a real sense, you can find the infinite close to the best one for you according to analyzing these aspects. The followings are the top-rated MP4 video converters with full features:

  • Winxvideo AI
  • Freemake Video Converter
  • Any Video Converter
  • HandBrake
  • Movavi Video Converter
  • Wondershare Uniconverter
2. What does MP4 stand for?

MP4, also known as MPEG-4 Part 14, is a digital multimedia container format used to store video and audio streams, subtitles, still images and metadata. The format was first released in 2001 by the Moving Picture Experts Group (MPEG) and is now one of the most commonly used video file formats on the internet. The MP4 format is known for its high quality and compatibility with a wide range of devices and platforms, making it a popular choice for streaming, sharing, and storing video content. See more details on what is MP4 >>

3. How do I convert videos to MP4 for free?

To convert your video to MP4, you can use a free desktop MP4 converter like Winxvideo AI.

  • Free download, install and open the free MP4 video converting program. Free download Winxvideo AI on Windows 11/10/7
  • Click on the + Video button to browse and open the video that you want to convert. This can also be done through drag-n’-drop.
  • Select MP4 Video as the output format from the Output Profile window.
  • Hit the RUN button to start converting.
4. Why can't I play MP4 files on my computer?

Usually, MP4 not playing issue happens owing to the incompatible codec with your media player. For example, MP4 videos encoded in HEVC codec cannot be played on Movies & TV app. To resolve this problem, you can install HEVC codec on Windows or turn to another MP4 player that is compatible with the HEVC codec by default. Alternatively, you can also convert MP4 HEVC to H.264 or any other acceptable formats.

5. Is it better to save as MP4 or MOV?

Most streaming platforms recommend the use of MP4 files instead of MOV, since MP4 files work with more streaming protocols. The main difference between MOV and MP4 is that MOV is a proprietary Apple file format for QuickTime, while MP4 is an international standard. MOV files frequently have higher quality and are larger in size, while MP4 files are typically more compressed and less in size. Since MOV files are created expressly for QuickTime, they are superior for video editing on a Mac.

6. How do I convert iPhone video to MP4?

You can easily convert iPhone video to MP4 using a variety of methods, like Photos app, iTunes, online MP4 converter and MP4 converter freeware. Take Photos app as an example to transfer video to MP4 on Windows PC:

  1. 1. Connect your iPhone to your Windows PC using a USB cable.
  2. 2. Open the Photos app on your PC.
  3. 3. Select the video you want to convert.
  4. 4. Click on the "Create" button in the top right corner and select "Video project".
  5. 5. Drag the video you want to convert to the timeline.
  6. 6. Click on "Finish video" in the top right corner and choose "Save as".
  7. 7. Choose "Video" as the output format and select MP4.
7. Is it legal to download YouTube videos to MP4?

According to United States copyright law, it is illegal to make a copy of content if you do not have the permission of the copyright owner. That applies to both copies for personal use and to copies that you either distribute or financially benefit from. Of course, there are some exceptions, including public domain works, creative commons, and videos of copyleft. For such contents, it won’t constitute a criminal act to download YouTube video to MP4.