How to Rotate a Video Online (Free, No Sign-Up)

You recorded something important on your phone and it came out sideways. Or a client sent raw footage shot at the wrong angle, and you have an hour to fix it. You don't need a desktop video editor for that. The MyTools Video Rotator rotates any video 90°, 180°, or flips it — right in your browser, in under a minute, without creating an account.

What You'll Need

• A modern browser (Chrome, Firefox, Safari, or Edge)
• The video file you want to rotate (MP4, MOV, WebM, AVI, or MKV, up to 500 MB)

No software to install. Nothing gets uploaded — the entire rotation runs locally using WebAssembly.

How to Rotate a Video — Step by Step

Step 1: Open the tool

Go to MyTools — Video Rotator in your browser. The page loads instantly, no account or sign-up needed.

The landing page with the drag-and-drop upload zone.

Step 2: Select your video

Click Browse files or drop your video onto the dashed zone. The tool accepts most common formats — MP4, MOV, WebM, AVI, MKV. Your file stays on your device; nothing is sent to a server.

Step 3: Choose your rotation

Once the video loads, you see a live preview on the left and rotation controls on the right. Click Rotate right for 90° clockwise, Rotate left for 90° counter-clockwise, or click twice for 180°. If the video is mirrored (front-camera footage, for example), tick Flip horizontal or Flip vertical. The preview updates instantly, so you can confirm the orientation before encoding.

The configure step with a 90° clockwise rotation applied. The small label under the controls summarizes the transform.

Step 4: Rotate and download

Hit Rotate video to start re-encoding. Processing happens in your browser via ffmpeg.wasm — depending on file size and your machine, expect a few seconds to a couple of minutes. When it's done, click Download to save the corrected MP4.

The "Rotation complete" screen with the download button.

Tips & Troubleshooting

My file is larger than 500 MB. The tool caps input at 500 MB to keep browser memory stable. If your file is over the limit, trim it first or re-export at a lower bitrate from your phone's editor, then run it through the rotator.

The output looks slightly softer than the original. Re-encoding always involves a small quality trade-off — the output uses H.264 at a visually lossless setting for typical phone and camera footage, but a second encode is never a pure copy. For most web and messaging use, the difference is imperceptible.

Processing is slow on my device. Browser-based encoding uses your CPU. On older machines or large files, it can take a while. Closing other heavy tabs helps. If you only need the audio portion of the clip, the MP4 to MP3 converter is much faster.

I need to rotate a PDF, not a video. Different file, same idea — the PDF rotator fixes sideways scans the same way, also entirely in the browser.

Conclusion

Rotating a video to the right orientation takes seconds with the right tool. Drop the file in, pick a rotation, preview it live, and download a clean MP4 — no account, no upload, no waiting in a queue. Everything stays on your device, so even 400 MB client footage is handled without handing anything to a server.

Ready to fix that sideways clip? Try the Video Rotator for free →