Image Resizer
Resize images to custom width and height with optional aspect-ratio lock. Pure Canvas API, 100% private — no uploads.
About Image Resizer
Resize images to custom width and height with optional aspect-ratio lock. Pure Canvas API, 100% private — no uploads. Everything runs locally in your browser — your data never leaves your device.
How to use
- Enter your input in the tool above.
- Adjust any options to your preference.
- Use the Copy or Download buttons to save the result.
- Everything happens locally — your data never leaves your browser.
FAQ
Are my images uploaded?
No. All resizing happens locally in the browser via the Canvas API. Your images never leave your device.
What extras does this tool have?
Extras: (1) custom width/height, (2) aspect-ratio lock, (3) percent-based scaling, (4) preset sizes, (5) PNG/JPEG/WebP output, (6) quality slider, (7) live preview, (8) drag-and-drop, (9) bulk-friendly, (10) no upload, (11) preserves orientation, (12) keyboard-friendly, (13) accessible labels.
Related tools
APNG Maker
Create Animated PNG (APNG) files from multiple PNG frames. Frame delay, loop count, optimization.
App Icon Generator
Generate iOS/Android app icons in all required sizes from one source. 100% private. 100% private.
App Icon Generator (iOS/Android)
Generate app icons for iOS and Android from a single source image. All required sizes in one click.