Crop images for social media sizes
Turn one image into a clean square post, portrait post, or widescreen cover with exact export dimensions.
More local processing options
Up to 20 files; 25 MB each (HEIC 20 MB, SVG 1 MB). Maximum 8192 px per side and 32 megapixels. Files stay on this device.
AVIF reading and export depend on your browser. Unsupported formats report an error without uploading your file. SVG accepts only static shapes: no text, CSS, references, scripts, images, animation or external resources.
HEIC exports a single still image. Live Photo video, extra frames and original metadata are not retained.
Done before the upload bar would finish.
Choose an image.
Pick square, portrait, or widescreen and check the export dimensions.
Adjust the horizontal position, vertical position, and zoom, then create and download the crop.
What the browser does — and where it stops.
PixelNook re-encodes pixels with your browser’s canvas codecs. File size and visual quality can vary by browser, format, dimensions, and source image; a requested maximum size is a target, not a guarantee.
Browser API referenceReviewed 7 September 2026 · Method and source checked · Automated tests passed
Questions, answered.
Which crop sizes are included?+
PixelNook exports 1080×1080 square, 1080×1350 portrait, and 1920×1080 widescreen images.
Can I move the crop area?+
Yes. Adjust the horizontal position, vertical position, and zoom to choose the part of the image you want to keep.
Is my photo stored?+
No. The crop is created locally and disappears when you close or refresh the page.