Tools · Edit
Resize / Reframe
Reformat any clip to 9:16, 1:1, 16:9 or 4:5. Fit mode keeps the original picture fully visible — no cropping — over a blurred pad. Nothing leaves your device.
Free · runs in your browser · no upload
1
Drop a video
The original resolution and aspect ratio are read on your device.
2
Pick a format
Fill crops to the edges; Fit keeps the whole picture and pads it.
3
Export MP4
A new file in the target shape — the source is never touched.
Make this vertical for TikTokTurn a wide shot into 9:16Square it for Instagram
See it work — drag the slider
Next tools
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Browse all 17 toolsCompress Video
Make a file small enough to send — with the megabytes shown before and after.
Free · in your browser切Trim Video
Cut a clip down to exactly the part you want to keep.
Free · in your browser字Captions & Subtitles
Transcribe a video, style the subtitles, then export SRT/VTT or burn them in.
from 7 credits