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.

Yes. Once the page and the video engine have loaded, it keeps working without an internet connection.

Read a video's resolution, length, frame rate, codecs, bitrate and more.

Drop videos to see their detailsor paste with ⌘V. Your files stay on your device.

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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.
Does it work offline?: Yes. Once the page and the video engine have loaded, it keeps working without an internet connection.

Ready-made settings for common jobs.