Software Tips & Tutorials

How to FAST Convert FLV to MP4 with Original Quality

The Fastest Way to Convert a Video from FLV to MP4 on Windows (10) & macOS


FLV is the most common format for embedded videos over the internet but fails to play with media players (unless FLV codec is pre-installed or after-installed) and devices. MP4 is recognized as the most ideal format nowadays because of wide compatibility as well as higher quality it can deliver. To convert FLV to MP4 is a good idea to make a FLV video playable on any player or device you have.

If You Need a FLV to MP4 Converter...

The Prior Choice - WinX HD Video Converter Deluxe
▶ Convert FLV to MP4 with original quality at lightning speed.
▶ Act as a versatile FLV converter to transcode FLV to H.264, AVI, MOV, 3GP etc, or vice versa with ease.

The Fastest FLV to MP4 Converter for Windows (10) and Mac

A FLV to MP4 converter will bring an accessible way to transcode a video from FLV to MP4. Among countless converters, some feature an extremely convenience without installing a program while some others boast fast conversion speed and stable conversion process. In consideration of people who want to get optimal resulting file with minimal time, we would like to introduce the fastest program to convert FLV to MP4, WinX HD Video Converter Deluxe.

WinX HD Video Converter Deluxe is a leading video converter supporting a wide range of formats, including FLV and MP4 for sure. It can work as a FLV converter to change the video format from FLV to MP4, FLV to MOV, FLV to 3GP etc, and vice versa. To solve the problem "some converted MP4 videos from FLV won't play on mobiles", this software embeds specific MP4 format with precisely calculated video/audio parameters which can perfectly meet video playback specs for various devices, like iPhone, iPad, Android, Windows Mobile and game consoles.

The highlight of this FLV to MP4 converter is its unexpectedly fast speed. Taking full advantage of hardware encoders (Intel QSV, Nvidia CUDA/NVENC) plus hyper-threading tech, Multi-core CPU utility, it can read an ultimately fast conversion speed. Our test tells that it only takes 10 minutes to convert a 2-hour FLV video to MP4 on a Windows 10 computer (Intel i5-3470 processor, 8GB RAM). Open the output MP4 file and we find that the quality is as original as source FLV video.

In fact, online video converter which are easy to get started may be a reason to involve you in a hesitation whether WinX HD Video Converter Deluxe is the right choice. Through the following comparison, you can learn why we strongly recommend WinX HD Video Converter Deluxe.

    Pick Your Favorite

    Type

    Desktop Software
    Download for Win
    Download for Mac
    Web Application

    Supported Input/Output

    Virtually all video formats, including 8K/4K/HD videos, like HEVC, MKV, AVCHD MTS, MOD

    A wide range of formats videos, audios and images but no support of UHD/HD videos

    Supported Devices

    Virtually all popular mobiles and continuously updated to support latest portable devices.

    Some give general profiles for iPhone, iPad, iPod, Apple TV, Android etc, but some don't offer device profiles at all.

    Convert URL

    Y (videos on 300+ sites)

    Y (tens to hundreds sites)

    Speed

    Super fast

    Much slower & depend on network condition

    Size Limitation

    No

    Some allow uploading a video less than 50MB

    Network Connection

    No need unless you try to convert an online FLV video to MP4

    Absolutely in need

    Security

    100% Safe (No ads, no plug-ins, no virus or malicious software)

    Ads, pop-ups are adhered to some sites.
    Not sure for safety

FLV to MP4 Conversion Tutorial - with WinX HD Video Converter Deluxe


Please download and install WinX HD Video Converter Deluxe or its Mac version on your computer (fully compatible with Windows 10 or lower, macOS High Sierra or lower).

Convert FLV to MP4 with WinX HD Video Converter Deluxe

Next, follow the steps to convert FLV to MP4.

Step 1. Launch this WinX FLV to MP4 converter and click +Video button to import the source FLV video into the interface.

Step 2. Soon, Output Profile window appears once the video is loaded. On the left side, all output categories are listed. Click General Profiles then select MP4 Video (codec: h264+aac) or MPEG4 Video (codec: mpeg4+mp3) as output format. Click OK.

If you want to batch convert videos, repeat step 1 and step 2 to add more files.

Step 3. Click Browse to define a new folder to save the resulting file if necessary. Lastly, click RUN button to start converting FLV to MP4.

After the whole process is completed, you can get a MP4 video converted from FLV in the destination folder. You can freely play or edit it with any software or transfer it to iPhone, iPad via WinX MediaTrans.

Still have question on how to convert FLV to MP4, please feel free to Mail Us >>

wikipedia

Related external sources:

[1] FLV (Flash Video): Flash Video is a container file format used to deliver digital video content (e.g., TV shows, movies, etc.) over the Internet using Adobe Flash Player version 6 and newer...
[2] MP4: MPEG-4 Part 14 or MP4 is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images...

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