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Convert MOV, WebM and MKV to MP4

Turn iPhone MOVs, WebM screen recordings, MKVs and more into MP4s that play everywhere. Files that are already H.264 are rewrapped in seconds with no quality loss.

  • Free
  • No signup
  • No watermark
  • Runs in your browser

Four ways to clip

Let AI do everything, or take over wherever you want.

AutoClip

Fully automated, in one go

Upload one video and AI does the rest in a single pass: finding the moments, framing, captions and titles.

Find Viral Moments + Video Editor

AI finds it, you edit it

AI scores the best moments in your video. Then fine-tune every cut in the full editor.

Find Viral Moments + Edit with AI

AI finds it, AI edits it

The same AI, split into two steps. Review the moments it finds, keep what you like, then let it apply a creator style.

Clip Cutter + Edit with AI

You find it, AI edits it

Cut the moments you want yourself, then let AI handle the captions, framing and style.

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A full video editor. Right in your browser.

Most clipping tools stop at the export. Crayo comes with a real multi-track editor and nothing to download.

A full video editor. Right in your browser.

Multi-track timeline

Cut, split and rearrange your clip on a real timeline.

Effects

LUTs, zooms, transitions and reframe, built in.

Captions

AI or manual subtitles, styled the way you want.

Cutaways

Drop b-roll over any clip and its audio ducks on its own.

See What Our Users Are Saying

5 → 400

posts a week

Cutting one podcast episode used to take me about four hours. Now I upload it to AutoClip and have 12 clips ready before lunch. I went from 5 posts a week to 20 without hiring an editor.
Dave

1 tab

from the moment to the final cut

Every other clipping tool stopped at the export, so I’d still end up in CapCut fixing things. With Crayo I let AI find the moment, then fix the cut and captions in the same tab. I cancelled CapCut last month.
James

2M

views from 30 clips

I started clipping podcast campaigns in September. My first 30 Crayo clips did 2 million views, and one hit 600k on its own. The captions are the first thing people comment on.
Jonathan

Frequently asked questions

Upload the MOV and hit Convert to MP4. If the video is already H.264 with AAC audio, it is rewrapped as an MP4 with no quality loss in a few seconds. HEVC clips are re-encoded to H.264 so they play everywhere.

Only if the video has to be re-encoded. Files that already use H.264 and AAC are copied as they are. The tool tells you which will happen before you convert.

MOV, WebM, MKV, M4V, OGV and 3GP convert in your browser. Browsers cannot read AVI, WMV, FLV or MPEG, so Crayo members can convert those on our servers.

Yes, that is what the Crayo app is for. AutoClip takes a podcast, stream or interview, finds the best moments, frames the speaker and adds captions and a title. Find Viral Moments gives you a ranked shortlist first, and Clip Cutter lets you mark the cuts yourself.

Still have questions?

Contact our 24/7 support team for any concerns or inquiries.

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Ready to clip faster?

Join 3.5 million users on Crayo.

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