About Resize

Change video resolution in your browser—free, no upload. Scale to target width/height or fit the long edge, export MP4 on your device.

Tool facts

Processing
Runs locally in your browser. Source files are not uploaded to NanoPix for editing.
Available controls
Preset and custom width × height · Aspect fit, fill with padding, or center crop · Hardware-accelerated pixel resampling
Output
Export video at target resolution

Frequently asked questions

What can Resize do?
Change video resolution in your browser—free, no upload. Scale to target width/height or fit the long edge, export MP4 on your device.
Are my files uploaded to your servers?
No. NanoPix runs in your browser with WebAssembly. Your video, audio, or image files stay on your device—we never receive them.
Is browser-based editing private?
Yes. Processing happens locally on your machine. Nothing is sent to NanoPix servers for encoding or storage.
Is this tool free?
Yes. NanoPix tools are free to use in a modern browser. No account is required for basic editing and export.