Compress a video online
Compress MP4, MOV or WebM in your browser. Free, no account, no upload: it stays on your device.
Open the tool →RythmoClip
Free tools
Compress, convert, cut or crop in the browser. Nothing is uploaded. To dub a scene, open the studio next. Local tools limit: 120 MB. Studio (New) limit: 2 GB.
Convert MP4 to MP3
Extract the audio from an MP4, MOV or WebM and download an MP3. Free, no account: it stays in the browser.
Open the tool →Convert a video to MP4
Convert any video (MOV, AVI, MKV, WebM…) to MP4 in your browser. Free, no account, no upload.
Open the tool →Cut a video online
Trim and shorten videos online, free, no watermark. It stays in your browser, with no upload.
Open the tool →Resize a video online
Resize to TikTok, Instagram, YouTube or a custom width, in the browser. Free, no account.
Open the tool →Crop a video online
Crop and trim the frame online, free, no watermark. It stays in your browser, with no upload.
Open the tool →Convert a video to GIF
Turn an MP4 (or MOV, WebM…) into an animated GIF in your browser. Free, no account, no upload.
Open the tool →Need to dub or subtitle your videos?
RythmoClip is an online dubbing and rythmo-band studio. Drop a scene, pick who to dub — the rest stays original.
Try RythmoClip for freeNo install · in the browserFrequently asked questions
Are files uploaded?
No. These tools run in the tab. Dubbing goes through New.
Why 120 MB here and 2 GB in the studio?
Here, FFmpeg runs in the browser. In New, the file is sent in chunks for transcription and voice separation.
Same account?
The tools work without an account. The studio asks you to sign in so your scenes stay in the library.