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免费 Rotate Video
Rotate or flip a video to fix footage shot sideways or upside down. 90°, 180°, and mirror options with a live preview. Runs entirely in your browser.
无文件大小限制文件保持私密无需登录永久免费
将文件拖放到此处或点击浏览
MP4, WebM, MOV, AVI, Video 无文件大小限制
你的文件永远不会离开你的设备。所有处理都在你的浏览器中本地进行。
Rotate or flip a video — perfect for fixing footage shot sideways or upside down on a phone. Runs entirely in your browser.
Optimize for your platform
工作原理
Phones sometimes save video with the wrong orientation, leaving it sideways or upside down. This rotates or flips the actual frames with FFmpeg in your browser.
- 1FFmpeg.wasm loads onceThe WebAssembly build of FFmpeg (~30 MB) downloads on first use and is cached afterwards.
- 2You pick a rotation90° left/right, 180°, or mirror horizontally/vertically — with a live CSS preview so you can confirm before processing.
- 3FFmpeg transposes the framesThe transpose/flip filter re-orients every frame; the audio is copied through untouched.
- 4You download the fixed videoThe correctly-oriented MP4 is offered for download and previewed in-page.
Fix a sideways clip without uploading it — the rotation happens entirely on your device.
为什么选择我们的?
✓Completely free — no hidden costs, ever
✓No account, email, or login required
✓Files stay on your device — processing happens in your browser
✓Works on any device — phone, tablet, desktop
✓No watermarks on any output
✓Browser memory limits may apply for very large files
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