Resize Image
Resize any image to custom dimensions — free, fast, private.
Resize
Drag & drop any image here
or
Any image · Max 10 MB
Resizing…
How to Resize an Image
Upload your image, enter desired width and height in pixels, and click Resize. The aspect ratio is locked by default so your image won't be stretched. Uncheck the option to set independent dimensions. The resized image is generated using the Canvas API directly in your browser.
Why Resize Images
Resizing images helps optimize them for specific use cases — social media headers, email signatures, web thumbnails, or print. Smaller dimensions also mean smaller file sizes, which improves page load speed and saves storage space.
Is This Tool Free?
100% free, unlimited, and private. No file is uploaded — everything runs locally in your browser on any device.
Frequently Asked Questions
Is this image resizer free?
Yes, completely free. No sign-up, no watermarks, and no limits. Resize as many images as you need.
Are my images uploaded to a server?
No. Resizing happens entirely in your browser. Your images stay on your device at all times — fast, private, and secure.
Can I maintain the aspect ratio when resizing?
Yes! Our tool has an aspect ratio lock feature. When enabled, changing the width automatically adjusts the height proportionally, and vice versa.
What is the maximum resolution I can resize to?
You can resize to any custom dimension. The tool supports both upscaling and downscaling. For best quality, avoid upscaling beyond 200% of the original size.
Will resizing reduce my image quality?
Downscaling generally preserves quality well. Upscaling may introduce slight blur depending on how much you enlarge. The tool uses bilinear interpolation for smooth results.