Question 1

What is Image Resizer?

Accepted Answer

A free tool to change image dimensions (width & height). Supports JPG, PNG, WebP, GIF. Everything happens in your browser — no upload to any server.

Question 2

Do I need to upload to your server?

Accepted Answer

No! Everything runs locally using HTML Canvas. Your image never leaves your device. Complete privacy.

Question 3

What formats are supported?

Accepted Answer

JPG, PNG, WebP, GIF, BMP. Download as JPG, PNG, or WebP.

Question 4

Is the quality preserved?

Accepted Answer

Mostly. Resizing uses advanced Canvas algorithms. Shrinking preserves quality well. Enlarging may reduce clarity as pixels are interpolated.

Question 5

What is aspect ratio?

Accepted Answer

The proportional relationship between width and height. Enable 'Keep aspect ratio' to prevent image distortion when changing one dimension.

Question 6

Is it completely free?

Accepted Answer

Yes, 100% free. No registration, no limits, no watermarks.

Question 7

Maximum image size?

Accepted Answer

Up to 20 megapixels. Larger images may slow down the browser.

Question 8

Does it work on mobile?

Accepted Answer

Yes, fully responsive and works on all devices.

Question 9

How to use it?

Accepted Answer

Upload an image, set new width/height, toggle aspect ratio lock, and click resize. Preview and download the result.

Question 10

Can I enlarge images?

Accepted Answer

Yes, but enlarging may reduce quality since the tool interpolates pixels rather than adding real detail.

🖼️ Image Resizer

📖 Usage Guide