What is Image Resizer?

Image Resizer is a free online tool that helps you calculate and get instant results. No registration required.

How to use Image Resizer?

Simply enter your values in the form above and click Calculate. Results are instant and free.

Yes, this tool is 100% free with no registration required.

Resize images online for free. Change image dimensions, maintain aspect ratio, and download in PNG or JPEG format.

Width (px)

Lock Aspect Ratio

Width (px)

Height (px)

Lock Aspect Ratio

Output Format

Quality (JPEG/WebP):90%

Resize images online for free. Change image dimensions, maintain aspect ratio, and download in PNG or JPEG format.

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Last Updated: 2026-03-28

Users: 10,000+

Rating: ⭐⭐⭐⭐⭐ 5/5