How to Convert Your MP4 Video Files to FLV Format without Quality Loss

How to Convert Your MP4 Video Files to FLV Format without Quality Loss

Selena Thomas

September 14, 2021 09:50Posted by to Convert Video, MP4

Both MP4 and FLV are widely used digital video formats. MP4 is the standard video format now, so you can see it everywhere, from online videos to social media contents. FLV, on the other hand, is more popular in video streaming, partly because the smaller file size. Therefore, you’d better convert your MP4 files to FLV format before posting online with this guide. It will help you speed up the uploading process and save traffic.

MP4 to FLV

Part 1: Ultimate Way to Convert MP4 to FLV

There is no built-in feature able to convert video file format on either Windows or Mac. The starting point is to find the best MP4 to FLV converter for your device, such as Blu-ray Master Video Converter Ultimate.

Key Features of the Best MP4 to FLV Converter

How to Convert MP4 to FLV in Batch

Step 1

Open MP4 files

The best MP4 to FLV converter provides two versions, one for Windows and the other for Mac. Install the right version and run the converter from your desktop. Head to the Add Files menu at upper left side and choose Add Files or Add Folder option to open the target MP4 video files. The former enables you to open specific video files while the latter will open all videos in the folder.

Tip: The Edit icon under video title will take you to the video editor window. Here you can rotate, crop, watermark and do other video editing.

Add File

Step 2

Select output format

Click the Convert All to option at top right corner to activate the profile panel. Go to the Video tab, scroll down and select FLV, and pick a preset. You quickly find FLV with the Search bar. You can also change quality, codec, and more by hitting the Settings icon.

Choose FLV

Step 3

Convert MP4 to FLV

When you are ready, click the Folder button at the bottom and select a specific path to save the FLV files. To join the MP4 files together, check the box Merge into one file. Finally, click on the Convert All button to begin converting MP4 to FLV.

Convert All

Part 2: How to Convert MP4 to FLV Online

It makes sense that more and more people do not like to install software on their disk due to the limited storage. Online apps, such as Blu-ray Master Free Online Video Converter, become increasingly popular, although they cannot replace the desktop software. Firstly, it is totally free of charge and does not ask you to sign up with personal information. Moreover, it supports batch MP4 to FLV converting too.

Step 1

Visit in a browser when you need to convert MP4 to FLV occasionally. Click the Launch Free Converter button to get the launcher.

Download Launcher

Step 2

Hit the Add File button once the launcher pops up after downloading. Find the MP4 files on your computer and upload them. Next, select the FLV option at the bottom.

Convert FLV

Step 3

At last, click the Convert button to initiate converting MP4 to FLV online. When you are presented the complete page, download the FLV files to your hard drive.

Part 3: FAQs about MP4 to FLV

How to convert MP4 to FLV in VLC?

Firstly, get the open-source media player installed on your disk. Then start it and choose Convert/Save from the Media menu, click the Add button to add a MP4 file, and hit the Convert/Save button to open the next window. Next, select FLV from the Profile drop-down list, set the output folder by hitting the Browse button, and click Start button to initiate the process. Aisde from converting MP4 files, VLC can convert AVI, MOV, WebM, or other popular formats.

Is FLV better than MP4?

MP4 supports menus, subtitles, chapters, and H.264 and H.265 while FLV does not. However, FLV produce smaller file size and is more popular in video streaming than MP4. You can choose the proper format according to your need.

Can I convert MP4 to FLV in QuickTime on Mac?

No, QuickTime is the built-in media player on Mac. It does not have any feature about video format converting. This feature is only available to the Pro version, which is not free. You can purchase it from Apple Store.


This guide has discussed how to convert MP4 to FLV on Windows and Mac computers. Although MP4 is widely used on the internet and digital devices, you might need to convert it to other format, like FLV, in some cases. Blu-ray Master Video Converter Ultimate is a powerful MP4 to FLV converter for both beginners and advanced users. It is not only easy to use, but also provides extensive useful tools. If you have other questions, please contact us by leaving a message below the post.

What do you think of this post?


Rating: 4.9 / 5 (153 Votes)

More Reading

Top 15 MP4 to GIF Converter Software

What are the best methods to convert MP4 to GIF? You can learn more details about 5 MP4 to GIF converter Apps and 10 online programs.

4 Easy Ways to Extract WAV Audio from MP4

How do I convert MP4 to WAV in iTunes? Can VLC convert MP4 to WAV? What is the best MP4 to WAV converter software? This post shares 4 useful ways to help you convert MP4 to WAV on Windows 10/8/7 PC, Mac and free online.

Top 3 Ways to Convert MP4 to WebM File

Is WebM better than MP4? How do I convert MP4 to WebM? Is there any free MP4 to WebM that can convert MP4 to WebM for better streaming? All your questions about MP4 to WebM converting will be answered in this post.

2 Ways to Convert MP4 to MKV on Mac/PC/Free Online

Look for a free MP4 to MKV converter to convert your MP4 video? How to change MP4 to MKV online free? This post gives 2 easy ways to make the video conversion between MP4 and MKV on Mac, Windows PC and online.

Convert Video

M3U8 to MP4 AVI to MKV M2TS to MP4 HandBrake Convert AVI Convert iPhone Video to MP4 VR Video Converter MP4 to iMovie Video to GIF