Trim and Convert Video for Free
videoconverter.tokyo lets you trim a video down to just the part you need by setting a start and end point, then resize it and convert it to MP4 — all in your browser. It also works well when you want to cut a short clip out of a longer video.
MP4 / MOV / WebM / MKV ・ Up to 4GB (4096MB, when signed in)
What You Can Do with videoconverter.tokyo
- Trim a video by specifying its start and end points
- Resize a video by specifying its width and height
- Resizing that takes the original aspect ratio into account
- Downloading the converted video file
How to Trim a Video
- Select a video file.
- Set the start and end points of the part you want to keep.
- If needed, set the output size and resize method.
- Press "Create edited video," then download the finished video.
Formats & Limits
- Input formats: MP4 / MOV / WebM / MKV
- Output format: MP4 (H.264 / AAC) or WebM (VP9 / Opus)
- Maximum upload size: 4096MB (4GB when signed in) / 500MB when not signed in
- Maximum video length: no limit (whether or not you are signed in)
- Max output width/height: 3840px
About Uploaded Videos
Uploaded videos and converted videos are temporarily stored on the server for conversion and download, and are, in principle, automatically deleted within 1 hour of creation.
Video Editing Guides
Frequently Asked Questions
You can upload MP4, MOV, WebM, and MKV files.
In STEP 3, you can choose MP4 (H.264/AAC) or WebM (VP9/Opus) as the output format regardless of the input format (MP4 is selected by default).
Yes. You can choose MP4 or WebM as the output format in STEP 3. Currently only these two output formats are supported; converting to any other format is not available.
Yes. Up to 4096MB (4GB when signed in) per video. Without logging in, the limit is 500MB.
No, there is no limit on video length, whether or not you are signed in.
Uploaded and converted videos are automatically deleted within about an hour of being created.
No — video content is not manually reviewed during normal operation. See our Privacy Policy for details.
Trimming cuts out just the part of the video between your chosen start and end points.
"Add padding" keeps the whole video with black bars; "crop" fills the frame but may cut off the edges.
Yes — you can cancel a queued or in-progress job anytime with the cancel button.
Yes — if too many conversions are running at once, your video waits its turn in a queue.
Yes — it works in the browser on smartphones and tablets too.
No — videoconverter.tokyo is free to use.
Logging in raises the upload size limit to 4GB and removes the daily conversion limit (without logging in, the limit is 500MB and 3 conversions per day). There is no limit on video length.
Please request deletion via the Contact page — we'll confirm and process it.
Please use the Contact page on this site.
Check the supported formats and limits, then try again later. If it still fails, please contact us.
Yes. You can trim, resize, and convert videos without logging in (up to 500MB, 3 per day, no length limit). Each conversion uses 1 point — see how to earn one near the "Create edited video" button.
Without logging in, you can convert up to 3 times per day. Log in for unlimited daily conversions.