Image Resizer — Set a target width and height in pixels and the resizer scales your image using the browser’s high-quality smoothing. Lock the aspect ratio to avoid distortion, or unlock it for exact dimensions.
Your image is resized locally in your browser and never uploaded.
Was Image Resizer useful?
What is image resizer?
Set a target width and height in pixels and the resizer scales your image using the browser’s high-quality smoothing. Lock the aspect ratio to avoid distortion, or unlock it for exact dimensions.
Output is PNG, so resized graphics stay crisp with no added compression artifacts.
How to use it
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Choose an image
The current dimensions are shown.
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Set width or height
With the lock on, the other axis follows automatically.
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Resize and download
The result is a PNG at your exact dimensions.
Frequently asked questions
Comparison: this tool vs the alternatives
Uttir Image Resizer vs ILoveIMG
| Feature | Uttir | ILoveIMG |
|---|---|---|
| No upload to a server | ✓ | ✗ |
| No signup | ✓ | ✗ |
| No daily limit | ✓ | ✗ |
| Aspect ratio lock | ✓ | ✓ |
| Resize by exact pixel dimensions | ✓ | ✓ |
| Output as PNG (lossless) | ✓ | ✗ |
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Last reviewed: 2026-09-18