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JPG, PNG, WebP supported · Max recommended 25MB
Resize and crop to 1080×1080 px for Instagram feed posts.
Click or drag image here
JPG, PNG, WebP supported · Max recommended 25MB
Resize your photo to the perfect Instagram post size online for free with ResizerPhoto. Our tool automatically crops and resizes your image to the 1:1 square format used for Instagram feed posts.
Instagram's feed displays posts in a square format by default, and while the platform now allows some flexibility in aspect ratio, a perfectly square 1:1 photo remains the most universally compatible and visually consistent choice for a feed post, especially when your profile grid is meant to look cohesive as a whole rather than a mix of different shapes. This tool crops any photo to the exact square dimensions Instagram posts use, so your feed images display exactly as framed rather than being unexpectedly cropped by the platform after upload.
Content creators managing a business or personal brand account often plan several posts in advance, and having a reliable way to quickly crop a batch of photos to the correct square dimensions before scheduling them helps maintain a consistent visual style across the feed. Because each crop is calculated precisely from the source photo's full resolution, images remain sharp even when viewed at Instagram's larger, expanded post view rather than only looking acceptable at small thumbnail size across any device your followers happen to be browsing on.
The cropper locks your selection to a perfect square and exports the result at 1080 by 1080 pixels, which is the resolution Instagram itself recommends for feed post uploads to ensure the image displays at full quality rather than being upscaled or additionally compressed by the platform. Positioning the square frame over your source photo before exporting lets you choose exactly which portion of a wider or taller original photo becomes the visible square post, giving you full creative control over the final framing rather than relying on Instagram's own automatic crop suggestion.
Because Instagram displays a grid of these square posts together on a profile page, many creators plan the crop of each individual post with the overall grid layout in mind, keeping key subjects roughly centered within each square so that adjacent posts don't visually clash when viewed together as a full profile grid.
Beyond the main feed, this same square format is also commonly reused for other platforms that expect a 1:1 image, such as certain marketplace listings or forum avatars, meaning a square crop prepared here isn't limited to Instagram alone. Because the export resolution matches Instagram's own recommended upload size exactly, there's no additional compression happening on the platform's end beyond what Instagram itself may still apply during its own upload processing, which keeps your posted image as close to your original edit as the platform allows.
Instagram supports square (1:1), portrait (4:5) and landscape (1.91:1) formats. Our tool outputs the standard square 1080x1080 px format for maximum compatibility.
If your photo is not square, Instagram may crop it. Using our tool first ensures your photo is perfectly framed before uploading.
Yes. Instagram also accepts portrait (4:5) and landscape (1.91:1) formats. Use our Aspect Ratio Crop tool for non-square formats.
1080px wide is the recommended upload resolution for best quality on Instagram.
Our tool center-crops the image to make it square. Reposition your subject to the center before using the tool for best results.
Using the exact recommended size reduces the chance of an automatic crop, but always preview before posting.
Sizes are platform-specific, so check the exact requirement for each platform rather than reusing one size everywhere.
No, this tool runs entirely in your browser, so no software installation is needed.