How rotating and flipping an image works
Rotating an image by 90° left, 90° right, or 180° simply repositions its pixels — no detail is invented or thrown away by the turn itself. The catch is that the result has to be re-encoded when you save it: lossless formats like PNG and WebP-lossless come out pixel-identical, while lossy formats like JPG re-run their compression, which can introduce a trace of generation loss on each save. Flipping horizontally (a mirror image) or vertically works the same way — it is a pure repositioning of pixels.
This image rotator runs entirely in your browser. Drop in a image file, turn it left or right, spin it 180°, or mirror it with a flip, then download the result — no uploads, no sign-up, and no watermark.
How to use it
1. Drop your image onto the drop zone or click to browse.
2. Rotate 90° left or right, or 180° for a full turn, and preview it live.
3. Flip horizontally for a mirror image or vertically to turn it upside down.
4. To fix a crooked photo, nudge the fine-angle control until the horizon is level, then download. Everything is processed on your device.
Rotate, flip, and straighten — which one you need
A quarter-turn (90° left or right) is what you want for a photo that came in sideways; two of them, or a single 180°, turns an upside-down image the right way up. A horizontal flip produces a mirror image, useful for selfies where text reads backwards or when you want a subject facing the other way; a vertical flip turns the picture upside down. Straightening is separate: it rotates by a small arbitrary angle to level a tilted horizon.
Straightening a crooked photo by a small arbitrary angle is different from a quarter-turn: the image tilts inside a larger canvas, so the four corners of the frame are left empty. Formats with transparency (PNG, WebP) fill those corners with transparency; formats without it (JPG) fill them with solid white. Either way the canvas grows slightly to contain the tilted picture.
Straightening a crooked photo
A slightly tilted horizon is one of the most common photo flaws, and a small rotation fixes it. Nudge the fine-angle control by a degree or two until vertical lines look upright and the horizon is level. Because the image tilts inside a larger canvas, straightening always grows the frame and leaves empty corners — crop in slightly afterwards if you want a clean rectangle with no filled corners showing.
Sideways phone photos and EXIF orientation
Photos from phones and cameras are often stored in their raw sensor orientation with a separate EXIF orientation tag that tells apps how to display them. Some programs honor that tag and some ignore it, which is why the same photo can look upright in one app and sideways in another. Rotating the image here bakes the correct orientation directly into the pixels, so it displays the right way up everywhere — websites, editors, and email clients alike — regardless of whether they read the EXIF tag.
Frequently asked questions
How do I rotate a photo that appears sideways?
Drop the photo in and use the rotate-left or rotate-right button until it is upright, then download. Phone photos often look sideways because the camera stored an EXIF orientation tag that some apps ignore; rotating here bakes the correct orientation into the pixels so it displays the right way everywhere.
How do I mirror or flip an image?
Use flip horizontal to create a mirror image (left and right swap, like a reflection) or flip vertical to turn it upside down. Both are pure pixel repositioning, so they add no quality loss beyond the normal re-encode of the format you save to.
Why does my straightened photo have blank corners?
Straightening tilts the image inside a larger rectangle, so the corners of the frame are left empty. Formats that support transparency (PNG, WebP) fill them with transparent pixels; JPG, which has no alpha channel, fills them with white. You can crop in slightly afterwards to remove them.
Is this tool free?
Yes — rotating and flipping images here is completely free, with no watermark, no account, and no limit on how many you process.
Are my images uploaded to a server?
No. All rotating, flipping, and straightening happens locally in your browser using the canvas engine — your images never leave your device, so it is safe to work with private or personal photos.