Resize a video online — free
Scale a video to a new resolution, such as 1080p down to 720p, while keeping the aspect ratio. Useful for shrinking large files or fitting upload limits.
How to resize a video
- Drop your video file into the upload box, or click to browse. Everything stays on your device.
- Set a new resolution (for example 1080p → 720p) while keeping the aspect ratio.
- Click Process — everything runs instantly in your browser, with nothing uploaded.
- Preview the result and download it — or send it straight to another JustGIF tool to keep editing.
Features
- Scale to common resolutions
- Keeps the aspect ratio
- Runs locally in your browser — your files never leave your device
- 100% free: no sign-up, no watermark, no file-count limit
- Works on any device — Windows, Mac, Linux, Android and iPhone
Frequently asked questions
Does resizing lower quality?
Scaling down is clean; scaling up can't add detail that isn't there.
Is Video Resize free to use?
Yes. Video Resize is completely free with no account, no watermark, and no limit on how many files you can process.
Do my files get uploaded to a server?
No. JustGIF processes everything locally in your browser, so your files stay private on your device and nothing is uploaded.
Does it work on my phone?
Yes — JustGIF runs in any modern browser, including Chrome and Safari on phones and tablets, with no app to install.