Image Resizer
Exact dimensions with optional aspect-ratio lock
Runs locally
No limits
No signup
0 uses
Drop an image here, or click to browse
Resized on your device — nothing is uploaded
Scaling down is lossless in perceived quality; scaling above the original size always softens the image because the extra pixels are invented.
About the Image Resizer
Resize any image to exact pixel dimensions or by percentage, with an aspect-ratio lock and presets for common social and web sizes.
Frequently asked questions
Making an image smaller is safe. Enlarging beyond the original dimensions interpolates pixels that were never captured, so it always looks softer.
Match the maximum width the image is displayed at. For a typical blog body that is 800 to 1200 pixels; full-width heroes need 1600 to 1920.
Yes, completely. There is no account, no usage limit and no watermark.