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Resize Image to 100x100

Quick Answer

To resize an image to 100x100 pixels, use Resize Image, set width and height to 100, and check whether the image is cropped or stretched. Tiny outputs can make faces, logos, and text hard to read.

100x100 is a small square size, usually for avatars, icons, or strict upload forms. Crop to the important subject first when the original photo is not square.

Try the free tool

Use Resize Image for this task. Processed entirely in your browser. The selected file is not uploaded to FileLume. No sign-up required.

Open Resize Image

Quick Facts

File handling
Processed entirely in your browser. The selected file is not uploaded to FileLume.

How to do this

  1. Open Resize Image and upload the image.
  2. Crop to a square first if the subject needs to stay centered.
  3. Set width to 100 and height to 100.
  4. Download the image and check that the subject is still recognizable.

Ready to try it?

Start with Resize Image, then review the output before uploading, emailing, or submitting the file elsewhere.

Use Resize Image

Best for

Small avatars, simple icons, thumbnails, and forms that explicitly ask for 100x100 pixels.

Not ideal for

Detailed photos, documents, screenshots, or images with text that must remain readable.

Best for

  • A profile system asks for a 100x100 avatar
  • A small icon needs exact square dimensions
  • A form rejects images with larger pixel dimensions

Tips

  • Use Crop Image first when faces or logos need centered framing.
  • Avoid enlarging very tiny images because they can look blocky.
  • Compress only after resizing if the file is still too large.

Not ideal for / limitations

  • 100x100 images lose detail by design.
  • Forcing a square can stretch a non-square image.
  • Some upload forms also require file size or format rules.

Common Errors & Fixes

Problem: The image looks stretched.
Fix: Keep aspect ratio or crop to a square before resizing.
Problem: The face or logo is cut off.
Fix: Crop around the subject first, then resize to 100x100.

Frequently Asked Questions

Is 100x100 good for profile photos?

Only for very small avatars. Use a larger size if the platform allows it.

Should I crop or resize first?

Crop first when composition matters, then resize to the exact pixel size.

Will this reduce file size?

Usually yes because the pixel dimensions are small, but final size also depends on format and compression.

Can I use JPG or PNG?

Use JPG for photos and PNG when you need transparency or sharp icon edges.

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