一次性水平或垂直翻转多张图片。
一次性水平或垂直翻转多张图片
上传多张图片（JPG、PNG、WebP等）
尚未上传图片
Click "Select Images" to upload multiple images
水平
左右镜像
垂直
上下镜像
Both
180° rotation
The Bulk Flip Image tool allows you to flip multiple images horizontally, vertically, or in both directions simultaneously. This powerful batch processing tool is perfect for creating mirror effects, correcting image orientation, generating symmetrical designs, and preparing images for specific layout requirements across entire photo collections.
Image flipping uses canvas transformation to mirror images along specified axes. Horizontal flipping creates left-right mirror images, vertical flipping creates top-bottom reflections, and flipping both directions produces a 180-degree rotation effect. All transformations preserve image quality and dimensions while creating perfectly mirrored results.
Bulk image flipping dramatically reduces processing time when working with multiple images by applying the same flip transformation to all images in a single batch operation. Instead of manually flipping each image one by one, you can process dozens or hundreds of images simultaneously with consistent orientation, making it ideal for photo series, product photography, event photos, and any workflow requiring uniform mirroring or orientation correction.
Horizontal flipping mirrors the image along the vertical axis, swapping left and right sides - like looking in a mirror. This reverses text and makes people face opposite directions. Vertical flipping mirrors the image along the horizontal axis, swapping top and bottom - like a reflection in water. This turns images upside down. Flipping both directions applies both transformations, resulting in a 180-degree rotation where the image is both horizontally and vertically inverted.
No, flipping is a lossless transformation that only changes the orientation of pixels without modifying their values or the image resolution. The original dimensions, aspect ratio, and image quality are perfectly preserved. The algorithm uses canvas transformation matrices to rearrange pixels without any interpolation, compression, or resampling, ensuring that flipped images maintain the exact same quality, sharpness, and detail as the originals.
Yes, the tool perfectly handles images with transparency such as PNG files with alpha channels. When flipping images with transparent areas, the transparency is preserved exactly - only the pixel positions are mirrored while maintaining all alpha values. This makes it perfect for flipping logos, icons, graphics with transparency, overlays, and any image where transparent regions need to remain transparent after the flip transformation.
You can flip unlimited images in a single batch, though practical limits depend on your device's memory and browser capacity. Image flipping is an extremely fast operation that processes quickly even for large batches since it only involves pixel rearrangement without complex calculations. Most devices can easily handle 50-200 images, and modern computers with sufficient RAM can process hundreds or even thousands of images efficiently.
Bulk image flipping has numerous practical applications: correcting mirror-selfie orientations from front-facing cameras, creating symmetrical design elements for graphics and layouts, generating mirror effects for artistic photography projects, preparing product photos to face desired directions in catalogs, fixing scanned document orientations, creating before/after comparison layouts, designing symmetrical patterns and textures, and preparing images for specific layout requirements in publications where images need to face particular directions.
Horizontal flipping will make text appear backwards and unreadable (like mirror writing), while vertical flipping will make text appear upside down. Flipping both directions will make text both backwards and upside down. If your images contain text that needs to remain readable, avoid flipping those images or consider rotating them instead. However, this mirror text effect can be intentionally used for creative purposes, watermarks that need to be reflected, or artistic text effects.
Flipping is reversible - you can always flip an image back to its original orientation by applying the same flip transformation again. For example, if you horizontally flip an image, flipping it horizontally a second time returns it to the original orientation. However, this tool doesn't have an undo button - you would need to re-upload and re-process. To avoid this, always keep your original files before flipping, or download both original and flipped versions.
After processing, you have two download options: download each flipped image individually by clicking the download button on each preview, or download all flipped images at once as a ZIP archive by clicking the "Download ZIP" button. The ZIP option is highly recommended for large batches as it packages all images into a single compressed file with descriptive naming (originalname_flipped_horizontal.png or originalname_flipped_vertical.png), making it easy to organize and share your processed images.
Yes, your images are completely private and secure. All image flipping processing happens entirely in your browser using client-side JavaScript and the HTML5 Canvas API. Your images are never uploaded to any server, transmitted over the internet, or stored anywhere except temporarily in your browser's memory during processing. Once you close the page or refresh, all image data is immediately cleared from memory, ensuring complete privacy for your photos and projects.
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