📐 Image Resizer
Resize images by pixels or percentage with aspect-ratio lock
✓ Runs entirely in your browser — your data never leaves this device
About This Tool
Resize images by pixels with an aspect-ratio lock — perfect for avatars, cover images and UI assets that need exact dimensions.
How to Use
- Pick an image — original width/height auto-fill
- Change width or height (the other side follows when locked)
- Click Resize and download
FAQ
Will upscaling blur the image?
Yes, raster upscaling always loses sharpness — prefer downscaling.
How does the ratio lock work?
When locked, changing width recalculates height from the original ratio.