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All-in-One Video Converter

Wondershare UniConverter

  • Convert FLV to WebM, MP4, MKV files easily and quickly on Windows/Mac.
  • 30X faster conversion speed than any conventional converters.
  • Edit, enhance & trim your FLV files.
  • Versatile toolbox combines screen recorder, GIF maker, fix video metadata, etc.
convert FLV to WebM


1. FLV Video Tool+
  1. 1.1 FLV Splitter
  2. 1.2 FLV Player
  3. 1.3 Free FLV Player
  4. 1.4 Free FLV Player for Mac
  5. 1.5 Online FLV Converter
  6. 1.6 FLV Converter for Win10
  7. 1.7 Free FLV to MP3 Converter
  8. 1.8 Free FLV to WAV Converter
  9. 1.9 Free FLV to 3GP Converter
  10. 1.10 FLV to WMV Converter
  11. 1.11 FLV to WebM Converter
  12. 1.12 FLV to AVI Converter Online
  13. 1.13 MP4 to FLV Converter Online
  14. 1.14 AVI to FLV Converter
  15. 1.15 WMV to FLV Converter
2. Convert FLV to Other Format+
  1. 2.1 Convert FLV to MP4
  2. 2.2 Convert FLV to MP4 Free
  3. 2.3 Convert FLV to MP4 Mac
  4. 2.4 Convert FLV to MOV
  5. 2.5 Convert FLV to MOV Online
  6. 2.6 Convert FLV to AVI
  7. 2.7 Convert FLV to MKV
  8. 2.8 Convert FLV to M4V
  9. 2.9 Convert FLV to MP3
  10. 2.10 Convert FLV to DivX
  11. 2.11 Convert FLV to VOB
  12. 2.12 Convert FLV to SWF
  13. 2.13 Convert FLV to DV
  14. 2.14 Convert FLV to iPad
3. Convert Other Format to FLV+
  1. 3.1 Convert MP4 to FLV
  2. 3.2 Convert MTS to FLV
  3. 3.3 Convert MKV to FLV
  4. 3.4 Convert M4V to FLV
  5. 3.5 Convert MOV to FLV
  6. 3.6 Convert MPG to FLV
  7. 3.7 Convert OGV to FLV
  8. 3.8 Convert SWF to FLV
4. Play & Edit FLV Tips+
  1. 4.1 Play FLV in VLC
  2. 4.2 Play FLV on TV
  3. 4.3 Stream FLV to TV with Google Chromecast
  4. 4.4 Play FLV on Xbox One
  5. 4.5 Play FLV in PS4/PS3
  6. 4.6 Play FLV in Windows Media Player
  7. 4.8 Compress FLV Videos
  8. 4.9 Edit FLV in Windows Movie maker
  9. 4.10 Edit FLV in Adobe Premiere
  10. 4.11 Edit FLV in Final Cut Pro
  11. 4.12 Edit FLV in Sony Vegas Pro
  12. 4.13 Edit FLV in Sony Movie Studio
  13. 4.14 Edti FLV in iMovie for Editing
  14. 4.16 Insert FLV to Powerpoint
  15. 4.17 What is an FLV File

8 FLV to WebM Converter for Lossless Video Conversion

by Christine Smith • 2024-01-11 10:25:45 • Proven solutions

WebM was launched in 2010 as an open-source format, which is basically designed for the modern web instead of any other local use. So, it allows users to easily and smoothly access the web with any device, including smartphones, tablets, PC, and more. WebM video files are encoded via the VP8 video codec and the Vorbis audio codec. So, it is extremely easy to get video converters that convert various file formats into WebM. Here we collect 5 widely-used FLV to WebM converters for your information.

Since you are in need of converting FLV to WebM, let us see how it’s done. Using video converters is perhaps the best way to achieve this. Basically, there are some simple steps to be followed for this. First of all, you will be required to download the video converter that you would like to use and install it. Then, you launch the converter, add or drag & drop the files you want to be converted to the video converter and press the Ok or Convert button. Another method is to do directly do the conversion on an online website. The second option is considerably slow, and none of the online converters offer any additional features such as editing the file, etc.

1. Wondershare UniConverter

In the case of this Wondershare product, converting FLV to WebM is just one of the many things that this software can do. Wondershare UniConverter has a lot more to offer. It is, no doubt, one of the best video converters I have come across in a long time. The good thing here is that unlike other video converters, this one takes utmost care of the quality of output video. In addition, there is next to no chance that the converted video will have any missing segments, crashes, or redraw issues.

video converter logo Wondershare UniConverter - Your Complete Video Toolbox

wondershare video converter ultimate
  • Convert FLV to WebM, MP4, and other 1000+ video/audio formats.
  • Convert to optimized preset for almost all of the devices.
  • It has a 90X faster conversion speed than any conventional converters.
  • Burn and customize your video to DVD with free DVD menu templates.
  • Edit, enhance & personalize your videos file.
  • Download/record videos from video sharing sites.
  • Fetch metadata for your iTunes movies automatically.
  • Versatile toolbox combines GIF maker, VR converter, and screen recorder, etc.
  • Supported OS: Windows 10/8/7, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11 (El Capitan), 10.10, 10.9, 10.8, 10.7, 10.6
security Security Verified, 5,942,222 people have downloaded it

Furthermore, users can also enjoy 4K UHD support and can stream it on big media screens like that of your smart TV. You can convert your video to virtually any format, get a flawless DVD experience, and you can do all of this with just the click of a button. Last but not least, it is compatible with devices irrespective of the many popular brands in the market like Samsung, Apple, Windows, etc. along with gaming consoles, common video media, etc. Now, let us see how to use Wondershare to convert FLV to WebM.

Step 1 Download Wondershare Uniconverter and load the FLV file.

Once launched, you’ll see the add files at the upper-left corner of UniConverter’s interface. Click on it to add the FLV file that you want to convert to WebM. You can also drag and drop the file onto the software interface.

add FLV files to wondershare uniconverter

Step 2 Choose output format as WebM.

Having done that, find a suitable output format. Just click the down arrow icon beside the Output Format button, then you'd get an output format list as the screenshot shows. Choose WebM under the Video tab and select your desired video resolution in the right.

choose WebM as output in wondershare uniconverter

Step 3 Convert FLV to WebM by Wondrshare Uniconverter.

Now, click on the Start All, and the process of converting FLV to WebM will start immediately. Wait for a few seconds, and you'll get the converted WebM file from the Output folder beside File Location.

convert all FLV to WebM by Uniconverter

So, we saw that although many FLV to WebM converters are available, most of them lack features and are incomplete. Wondershare UniConverter, on the other hand, is a complete tool kit offering you much more than just the benefit of conversion.

2. Free WebM Video Converter

Free WebM Video Converter is also one of the popular video converters of today. So, if you are looking to convert FLV to WebM, then this one is undoubtedly a suitable option for you to consider. However, it is more compatible with converting to video formats, such as 3GP, MP4, and AVI.

flv to webm converter-free webm converter

3. Miro Video Converter

Another one in this list is Miro Video Converter. Users confirm that it can convert various types of video file formats. So, you could easily use it for converting FLV to WebM. There is one advantage here, and that is you can carry out bulk video conversion with Miro Video Converter. However, it needs a good amount of time to complete the conversions, even if it is just a single conversion. Selecting low-quality output doesn’t seem to make much of a difference in the time taken. So, you may want to consider that.

flv to webm converter-miro video converter

4. Hewbo Video Converter

The next video converter that you can use for converting FLV to WebM is Hewbo Video Converter. The good thing with Hewbo is that it converts one format to the other quite easily and works with multiple file formats during video conversion. It is one of the better video converters as compared to the rest of the list, except for the one that we’ll be looking at next now.

flv to webm converter-hewbo video converter

5. Any UniConverter

While many use this software for converting FLV to WebM, this program is better known for editing subtitles. Although it is a very convenient video converter to use and supports the conversion of many video formats, it lacks extra tools and features. The only extra feature you would get is the option for additional text conversion.

flv to webm converter-any video converter

6. CloudConvert

CloudConvert provides you a platform from where you can get your videos converted to WebM format effortlessly. CloudConvert can support up to 218 formats. So, you can convert your documents to and from multiple file formats. In addition to this, it does not require you to install any software. Furthermore, it keeps your converted files so that you can access them at any time. CloudConvert has got some advanced features as well.

flv to webm online-CloudConvert

7. Convertio

So, here comes another tool that can help you convert your videos from FLV to WebM online. Convertio can support more than 300 file formats. The best part of Convertio is that all the conversion takes place in the cloud. So, you won’t have to worry about your device’s storage. In addition to this, there is an option of custom setting. It would help you adjust the settings as per your requirements.

flv to webm online-Convertio

Christine Smith

Christine Smith

chief Editor

Resource > FLV Solutions > 8 FLV to WebM Converter for Lossless Video Conversion