Image Resizer
Resize Image to 100x100 Pixels
Need a perfect 100x100 avatar, thumbnail, or icon? CompressIO resizes any image to exactly 100x100 pixels — with optional smart cropping so faces and subjects stay centered. Everything runs locally in your browser.
Open the Image Resizer →
Free · No sign-up · 100% private — works entirely in your browser
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The standard size for forum avatars, game profiles, and comment thumbnails.
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Smart-crop keeps the subject centered when the source aspect ratio differs.
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Output is delivered as a clean PNG or JPEG download, ready to upload.
Frequently asked questions
What if my image is not square?+
Choose "cover" mode to crop to a square around the center, or "contain" mode to fit the image inside 100x100 without cropping.
Is it really free?+
Yes — free, unlimited, and private. The resizing happens on your device.