Use pad with a blurred background to keep a landscape video whole.

Do my videos leave my device?

No. Videos are processed in your browser, on your device. There's no upload, so even large files start right away.

Is there a size limit?

No limits from us. Long or 4K videos need more memory and time; phones manage smaller files best.

Make a video fit TikTok's vertical format.

Drop a video to resize itor paste with ⌘V. Your files stay on your device.

MP4MOVWebMMKVAVI

Good to know: Use pad with a blurred background to keep a landscape video whole.
Do my videos leave my device?: No. Videos are processed in your browser, on your device. There's no upload, so even large files start right away.
Is there a size limit?: No limits from us. Long or 4K videos need more memory and time; phones manage smaller files best.

Ready-made settings for common jobs.