Image Comparison Tool
Place two images side by side.
Image Comparison Tool is its own job in the catalog (utilities): Place two images side by side. It is not a copy of the resizer or converter with a new title — the operation is “compare”.
Controls on this page: preview and download. Output defaults to the format shown.
Processed in your browser. Files are not uploaded.
Supported: JPG, JPEG, PNG, WEBP, GIF, BMP, HEIC, AVIF. Max 25 MB, 30 files.
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Image Comparison Tool runs in this browser with Canvas. The file is not uploaded to imagecropx. Close the tab and the copy in memory is gone.
What this is not
There is no account and no file locker. If a format cannot be written, the tool says so.
How to use Image Comparison Tool
- Drop two images.
- Process to see them side by side.
- Download a combined PNG if you want.
Questions about this tool
Does Image Comparison Tool upload my file?
No. Processing is in this browser.
Can I use this on a phone?
Yes, with the same file-size cap (about 25 MB). A large photo is slower on a phone CPU than on a laptop.
Does Image Comparison Tool upload the file?
No. This tool runs in the tab. See Privacy for decoder notes (HEIC, PDF.js worker).
What is the file size cap?
About 25 MB per file. Very large pixel counts are rejected so the tab stays responsive.