TontonTools

Image Cropper

Crop images online — trim to exactly the frame you want.

100% Free No signup Privacy-friendly Image Tools
Updated Sep 2026

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How to use Image Cropper

  1. Upload the image.
  2. Drag the crop frame — freely, or locked to a ratio like 1:1 or 16:9 for platform targets.
  3. Crop and preview — recompose tighter than feels natural; it usually improves.
  4. Download the cropped image — done, nothing stored.

What is Image Cropper?

An image cropper cuts an image down to a selected region — removing everything outside the frame you draw. It's the most-used edit in photography for a reason: cropping fixes composition (recenter the subject, apply the rule of thirds), removes clutter and photobombers at the edges, and reshapes images to the aspect ratios destinations demand.

Aspect ratios are half of cropping in practice: profile pictures want squares (1:1), covers and banners want wides (Facebook ~2.7:1, X ~3:1), video thumbnails want 16:9, print wants 3:2 or 4:5 — and pre-cropping to the target ratio beats letting each platform auto-crop blindly.

About the Image Cropper

Upload the image, drag the crop frame to the region you want — free-form or to a fixed ratio — and download the result.

The everyday jobs: squaring photos for avatars and product grids, cutting screenshots down to the relevant window or region (the documentation staple), recomposing photos where the subject sits awkwardly (crop tighter and off-center — most snapshots improve with a bolder crop than feels natural), preparing platform-sized images so Instagram/LinkedIn/YouTube display what YOU chose rather than their center-crop guess, and trimming whitespace or borders off scanned documents and downloaded graphics.

The one physics note: cropping discards pixels — a heavy crop from a small source leaves few pixels behind, so crop from originals when sharpness matters (and see our Image Enlarger for modest rescues). Processing is private: the file is handled for the edit and returned, not stored.

Frequently Asked Questions

It removes pixels (the cropped-away ones) without touching the rest — the remaining region is pixel-identical. Quality only becomes an issue when a heavy crop leaves too few pixels for the display size.
Profile pictures 1:1 everywhere; Instagram feed 1:1/4:5; stories and Reels/TikTok 9:16; YouTube thumbnails 16:9; X headers ~3:1; LinkedIn covers ~4:1. Pre-cropping beats platform auto-crops.
Rule of thirds: place the subject on a third-line intersection, not dead center — and crop tighter than instinct suggests. Eyes on the top third line is the portrait convention.
Not from the cropped file — the pixels are gone. Keep the original; crop copies per destination. (That's the workflow for every destructive edit.)
Processed for the edit and returned — not stored, published or reused. Private photos stay private.

Learn more

How to Crop an Image Online for Free

Need to crop a photo to the right size or aspect ratio? Here is how to do it free in your browser — no software.

Read the guide

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