Image Flipper
Flip images horizontally or vertically online for free.
Click or drag an image here (JPG, PNG, WebP)
How to use Image Flipper
Upload your image file
Click the blue 'Choose Image' button in the center of the screen. Select a JPG, PNG, GIF, or WebP file from your device. The image preview appears immediately in the canvas area.
Select flip direction
Click either the 'Flip Horizontal' button (mirror left-to-right) or 'Flip Vertical' button (mirror top-to-bottom) in the toolbar above the image. The preview updates instantly showing your flipped image.
Download your flipped image
Click the green 'Download' button below the image to save the flipped version to your device. The file maintains original quality and format automatically.
Related Tools
Flip image online free: mirror or invert any image in your browser
Flip image online free: mirror or invert any image in your browser
Need to flip an image horizontally or vertically? Use the free image flipper on ToolHQ to mirror or invert your JPG, PNG, WebP, or GIF in seconds, with no upload required.
Flipping an image reverses it along a horizontal or vertical axis. Horizontal flip creates a mirror image. Vertical flip turns it upside down. Both operations are instant, lossless, and run entirely in your browser.
Your file never leaves your device. Everything runs locally using the browser's image processing capabilities.
Key Takeaways
- Flip images horizontally (mirror) or vertically (upside down) in your browser
- Supports JPG, PNG, WebP, and GIF image formats
- Your file never leaves your device, no upload to any server
- Common uses: correct selfie orientation, prepare iron-on transfers, design symmetrical graphics
- No account or sign-up required
Horizontal flip vs vertical flip: which do you need?
Many people use "flip" and "rotate" interchangeably, but they are different operations.
Horizontal flip (also called mirror flip) reflects the image left-to-right. The left side becomes the right side, and vice versa, as if you held the image up to a mirror. The image stays right-side up.
Vertical flip reflects the image top-to-bottom. The top becomes the bottom. The image appears upside down.
Rotation turns the image by a set angle (90°, 180°, 270°) around a center point.
When to use each
| Operation | What it does | Common use case |
|---|---|---|
| Horizontal flip | Mirrors left-right | Selfie correction, iron-on transfers, symmetry |
| Vertical flip | Inverts top-to-bottom | Reflection effects, design, upside-down text |
| Rotate 90° | Turns sideways | Correct landscape/portrait orientation |
| Rotate 180° | Same as two 90° turns | Upside-down without a mirror effect |
For most everyday needs, horizontal flip is what you want. Selfies taken with a front-facing camera appear mirrored compared to how others see you in person. Flipping horizontally shows the image the way an outside observer would see it.
How browser-based image flipping works
Modern browsers provide the Canvas API, a JavaScript interface that lets web applications perform pixel-level image processing directly in the browser without sending any data to a server. The image flipper uses this to transform your image's pixel coordinates, moving each pixel to its mirrored or inverted position, and produce the output file.
According to Wikipedia's image processing article, flipping is a geometric transformation that reorders pixel coordinates along one axis. A horizontal flip on a 100x100 pixel image moves the pixel at position (x, y) to position (99-x, y). The image dimensions stay the same; only the pixel positions change.
Because this runs in your browser using the Canvas API, your image file is never uploaded to any server. No data leaves your device.
When you need to flip an image
Selfie and portrait photography. Front-facing cameras capture a mirror image of what you see in the viewfinder. Most camera apps and social platforms display selfies in this mirrored orientation, which feels natural to the subject but may look reversed to others. Flipping horizontally produces the orientation an external observer sees.
Iron-on transfers and craft printing. When printing an image to be applied as an iron-on transfer, the text or design needs to be printed in mirror image so that it reads correctly after transfer. Horizontal flip produces the pre-transfer ready version.
Design and layout work. Designers often need symmetrical compositions, or need to flip a photo to face a different direction for text flow, page layout, or visual balance. A person or object facing left can be flipped to face right.
Video thumbnails and social graphics. Platform guidelines sometimes require specific subject positioning. Flipping an image horizontally is faster than re-shooting when the direction is the only issue.
Artistic effects. Vertical flip creates reflection effects, particularly for water reflections, architecture photography, and abstract composition.
Take Kira, a graphic designer who frequently worked with client photos for promotional materials. A client provided a product photo with the product facing left, but the layout required it to face right to lead the reader's eye toward the headline. Rather than requesting a re-shoot, she uploaded the JPG to the image flipper, applied a horizontal flip, and downloaded the result. It took 15 seconds. The product now faced the direction the layout needed and the campaign printed on schedule.
How to use the ToolHQ image flipper
Flipping an image takes under a minute.
- Upload your image. Click the upload area and select your JPG, PNG, WebP, or GIF file, or drag and drop it. Your file stays in your browser; nothing is sent to a server.
- Choose flip direction. Select horizontal flip (mirror left-right) or vertical flip (invert top-to-bottom). You can apply both if needed.
- Preview. Check the result in the preview area.
- Download. Save the flipped image to your device.
Your file never leaves your device. No account is needed.
For related tools, the image rotation tool handles 90°, 180°, and 270° rotations. The image cropper lets you trim dimensions after flipping. The image resizer adjusts pixel dimensions before export.
Supported image formats
| Format | Flip support | Notes |
|---|---|---|
| JPG/JPEG | Full | Most common photo format |
| PNG | Full | Supports transparency; preserves alpha channel |
| WebP | Full | Modern web format; smaller file size than JPG |
| GIF | Full | Animated GIFs flip frame-by-frame |
For animated GIFs, the flip applies to every frame while preserving animation timing. The output remains an animated GIF with the same playback speed.
After flipping, the output format typically matches the input. For format conversion, the JPG to PNG converter or PNG to JPG converter handle that separately.
Ben ran a small craft business selling custom printed t-shirts. He designed iron-on transfers on his computer and printed them at home, but he kept forgetting to mirror text before printing. After transferring, the text appeared backwards. He started running every design through the image flipper before printing: horizontal flip, download, print. The process added 20 seconds to his workflow and completely eliminated backwards prints. He estimated that the simple habit saved him three to four wasted transfer sheets per batch.
Frequently asked questions
What is the difference between flip and mirror?
They mean the same thing in this context. A horizontal flip creates a mirror image by reversing the image left-to-right. "Mirror" is the colloquial term; "horizontal flip" is the technical term. Both describe the same transformation.
Will flipping reduce image quality?
No. Flipping is a lossless geometric transformation. It moves pixels to new coordinates without re-compressing the image or changing any color values. If you save as JPG afterward, the standard JPG compression applies on save, but the flip itself does not degrade quality.
Can I flip both horizontally and vertically at the same time?
Yes. Applying both a horizontal and vertical flip produces the same visual result as a 180° rotation, though they are technically different operations.
Does flipping work on animated GIFs?
Yes. When you flip an animated GIF, each frame is flipped individually while preserving animation timing and playback order.
How is flipping different from rotating?
Flipping reflects the image along an axis (left-right or top-to-bottom). Rotating turns the image around a center point by a specific angle. A 180° rotation and a double-flip produce the same result; other angles produce different outcomes.
The short version
Flipping an image takes the pixels and reverses their position along a horizontal or vertical axis. The result is a mirrored or inverted version of the original, produced without any quality loss.
ToolHQ's free image flipper handles JPG, PNG, WebP, and GIF files, applies horizontal or vertical flip, and outputs the result in seconds, entirely in your browser with no server contact and no account needed.
For rotation instead of flipping, the image rotation tool handles 90° increments. To crop the result, the image cropper is the next step.