Convert video
Convert readable media to a selected video or audio format on your device.
Drop files to convert
See their format, then choose an output.
Any media file this browser’s engine can read. You can also drag in a folder. Several at once needs a free account.
How to convert a video online
Open a media file, choose MP4, MOV, WebM, MKV, MPEG-TS, or an audio format, and export it in your browser. This free online video converter keeps the source file on your device.
Step 1
Choose a filePick a readable video or audio file.Step 2
Choose a formatSelect the video or audio output you need.Step 3
Download the resultSave the converted file when it is ready.
What to expect
- Supported inputs
- Any media file this browser’s engine can read.
- What happens
- Compatible tracks are copied when possible; others are re-encoded to a codec the selected format and browser support. Audio-only outputs remove the video track.
- Limits
- Output support depends on your browser. Not every codec can be encoded or decoded everywhere.
Private by design
Your video stays on your device
Mastershot processes your file locally in this browser. It does not need to be uploaded to a server, and you do not need an account to use the tool.
- No upload
- No signup
- No watermark
Questions
Use the MOV to MP4 tool when you want to inspect the finished container and codecs.