How to Convert FLV to WebM Easily and Quickly?

Author: Michelle
Publish date
Updated on May 22, 2024
Convert FLV to HTML5 Video
  • Download Download the handy FLV to WebM converter and
  • Step 1. Add or drop FLV files to the converter.
  • Step 2. Select WebM as the output format.
  • Optional Step. Modify video parameters (resolution, codec, bitrate, etc.).
  • Step 3. Start FLV WebM conversion at once.
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3 Steps to Convert FLV Files to WebM
1. Add Source Files
2. Pick Output Format
3. Start Conversion
About FLV to WebM Online

With the discontinuation of Adobe Flash Player, Flash Video (FLV) has lost its advantage as a web distribution format. Many people hence choose to convert FLV to WebM, one of the current standards for web-based streaming video, to suit the in-trend HTML5 player. And here in this post, we’ll go over how to convert FLV files to WebM with a universal video converter. Download the converter here and keep reading:

How to Convert FLV to WebM Efficiently?

WonderFox HD Video Converter Factory Pro is an all-format converter perfect for FLV WebM conversions. With only three simple steps, it can help you convert FLV video to WebM smoothly and quickly. It can also process multiple conversions (up to 10) at the same time with its advanced batch mode. And the resulting video quality is great. Now, let's free download free download the software and follow the instructions below to convert FLV files to WebM.

FLV to WebM Converter
FLV to WebM Converter

WonderFox HD Video Converter Factory Pro offers the best solution to convert FLV files to WebM in simple clicks. It is fast and efficient and gives high-quality outputs. Try it now!

Free download Download for Free
Free download Download for Free

Step 1. Import FLV Videos

Start WonderFox HD Video Converter Factory Pro on your PC and enter the Converter program. Next, click the Add Files button to import FLV videos into the program. You can also drop these files to the conversion list directly.


Step 2. Choose WebM as Output Format

Click on the right-side format image to open the output format library. You will notice two main groups containing different categories. To find WebM, go to the Web section and select WebM or WebM for HTML5 as the output format.

Tips. The output profile is preset with the optimal settings for your conversion. Yet, if you wish to change settings yourself, you can head to the Parameter settings below and change resolution, codec, bitrate, framerate, and so forth freely.

Select WebM
Select WebM

Step 3. Convert FLV to WebM

Now, click the bottom ▼ button to set an output folder or leave it as default. When everything is ready, hit the RUN button to start the conversion immediately.

Start Conversion
Start Conversion
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More of HD Video Converter Factory Pro
More of HD Video Converter Factory Pro
  • Convert any video/audio to 500+ formats and devices for smooth playback;
  • Download SD/HD/4K/8K movies and music from 1000+ websites;
  • Compress batches of video files at once to save device storage;
  • Record meetings, gameplay, streaming content… with no time limit;
  • Merge multiple video clips into a complete single file at fast speed;
  • Trim, crop, rotate, watermark, add special effects to videos at will.
Free download Download for Free
Free download Download for Free

Can I Convert FLV to WebM Online?

If you have some small FLV files, you can also try an online video converter as it might be the most convenient solution for any user. All you need to do is upload the FLV file to the website, choose an export format, click convert, and download the file. My go-to place is Convertio. It's safe, easy to use, and converts fast. Note, however, that the maximum file size you can upload is 100MB. If your files exceed that limit, you should stick to the aforementioned desktop solution.

Here is a simple tutorial on how to turn FLV into WebM with Convertio.

1. Visit

2. Click “Choose Files” to upload your FLV video (*less than 100MB).

3. Choose WEBM as the export format.

4. Hit “Convert” to start the conversion.

5. Download the converted file.

FLV to WebM Online Free
FLV to WebM Online Free


That’s the whole guide on how to convert FLV files to WebM with the recommended FLV to WebM converter. I hope you find this article helpful. Thanks for reading!

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