Alternatives

Products that do what Lossless WebM to MP4 Converter does

Stop re-encoding WebM — convert AV1 to MP4 instantly

1. 1
   Snipclip Convert (Previously WEBM 2 MP4)▲99

   Convert .webm files to .mp4 files without uploading them

   2021

2. 2VT
   Video Transcoder on the browser using WASM▲129

   2020 · modfy.video

3. 3
   Video to Playable Converter by Segwise▲136

   Convert MP4 video ads to playables in 2 minutes - free

   2025

4. 4WT
   Webm.to, convert webm to mp4, GIF, mp3 and an API▲27

   2021 · webm.to

5. 5
   Modfy▲123

   An open-source video transcoder in your browser using wasm

   2020

6. 6FE
   ffmpeg-english "capture from /dev/video0 every 1 second to jpg files"▲153

   2024 · github.com

7. 7WA
   WebAssembly and ffmpeg = Quick clip, overlay, resize and GIF-ize videos▲104

   2021 · vidds.co

8. 8
   FFmpeg 3.0▲140

   Encode, convert & stream audio and video

   2016

9. 9GF
   Golang FFmpeg wrapper for simple Video I/O and Webcam Streaming▲129

   2022 · github.com

10. 10
    Formatify▲130

    Ultimate free client side converter app

    2024

11. 11
    WEBP.to▲107

    Convert WEBP to WEBM, MP4, GIF, PNG and much more

    2022

12. 12
    Video Compress Ultra Editor▲80

    Make your videos smaller with zero loss of quality

    2022

13. 13FW
    FFmpeg WebCLI – Full FFmpeg in Browser, Offline PWA, No Uploads(WASM)▲86

    Built a browser-based FFmpeg editor that runs entirely client-side via WebAssembly. Your files never leave your device -- all processing happens in a Web Worker. Works offline as an installable PWA after first load.

    Jun 2026 · github.com

14. 14VC
    Video2WebP – convert videos to animated WebP in the browser▲46

    2021 · video2webp.mattj.io

15. 15
    Softorino Online Converter▲52

    Free & Safe online file converter. No ads. No bs.

    8d ago · convert.softorino.com

16. 16FW
    FFmpeg.wasm In-Browser Video Conversion▲6

    Nov 2025 · ethan.dev

17. 17
    Free In Browser Video Compressor▲9

    Compress Video Privately Using Local CPU in Browser

    Jan 2026

18. 18
    Laurix▲2

    Convert videos to WebP, WebM & MP4 for the web on Mac

    May 2026 · laurix.app

19. 19
    Media Forge — Online Converter▲1

    Free online converter with no file size or usage limits

    20d ago · fastmediaconvert.com

20. 20
    OmniConvert image and video converter▲1

    Your files, your rules. Convert images and videos

    Jul 2026 · omniconvertapp.lovable.app

21. 21
    Video to Image Converter▲6

    turn video into image without losing quality just one click

    Jan 2026

22. 22V
    Video2SRT▲9

    Hello HN! I’m a bachelors student pursuing Artificial Intelligence, Robotics and Signal processing and during the year I had the goal to build my first AI Tool and launch it. I got inspired by how capable Whisper is, and combined the Whisper CPP Bindings along with FFMPEG.Wasm to create a tool that is capable of transcribing and captioning video files that contain one or more video tracks. Along with that, I’ve also added the support for transcribing audio files with the option to export those outputs as .SRT, .WebVTT or simply a text file. All done privately on a user’s web browser with…

    2023

23. 23
    Teamz Converter▲3

    Private in-browser video converter + batch + thumbnails

    Jan 2026

24. 24
    EZFF - Video editing in plain English▲6

    Just ffmpeg but simplified

    Jan 2026

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