Crop Image & Aspect Ratio Tool
Crop, frame, and resize your images for Instagram posts, YouTube thumbnails, profile pictures, and banners with precise pixel controls.
Freeform by default • 1:1, 16:9, 4:3, 9:16 Story • 100% Private in Browser
Cropping removes everything outside a chosen rectangle — tightening composition, cutting out background clutter, or forcing an image to the exact aspect ratio a platform demands. Because cropping discards pixels rather than resampling them, the part you keep stays at its original quality. This cropper runs on canvas in your browser, so nothing is uploaded.
How to crop an image online
- Upload your image or drag it onto the canvas.
- Drag the crop handles to frame the area you want, or pick a fixed aspect ratio such as 1:1, 4:5, or 16:9.
- Fine-tune the edges — the preview shows exactly what will be kept.
- Apply the crop and download. The original file is not modified.
The Crop Image & Aspect Ratio Tool runs entirely in your browser — nothing you enter is uploaded, stored, or logged.
When to use this tool
Preparing profile and cover photos
Every platform enforces its own ratio. Cropping to 1:1 for a profile picture or 16:9 for a cover means the platform's own automatic crop never cuts off someone's head.
Trimming scanned documents
Cropping away the desk and shadow around a photographed document both improves legibility and substantially reduces file size before converting to PDF.
Improving composition
Cropping is the most effective single edit available for most photographs — removing dead space at the edges usually does more than any filter.
Things worth knowing
- Crop before resizing. Cropping first means the resize operates only on pixels you are keeping.
- Check the output dimensions after cropping — a heavy crop of an already-small image can leave it too small to print or display sharply.
- Common ratios worth knowing: 1:1 for profile images, 4:5 for portrait social posts, 16:9 for video and cover images, 3:2 for standard photo prints.
- Cropping discards data permanently. Work from a copy if you may want the full frame later.
Frequently Asked Questions
Can I crop circular profile pictures?
Does cropping reduce image quality?
What is the difference between cropping and resizing?
How do I crop to an exact pixel size?
Is my image uploaded to crop it?
Which formats can I crop?
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