What is Image Resizer?

Image Resizer changes image width and height using the browser canvas. Lock the aspect ratio to avoid distortion, select the output format and quality, preview the result, and download the resized image.

Key Features & Capabilities

Exact pixel dimensions

Aspect-ratio lock

Multiple output formats

Local browser processing

How to Use Image Resizer

1Upload or drop an image.
2Enter the target width or height.
3Keep aspect ratio locked to prevent stretching.
4Resize, preview, and download the result.

Data Privacy & Security Guarantee

When you use Image Resizer, all input processing is executed completely inside your Web browser memory via client-side JavaScript. Your text and files are never stored, logged, or sent to backend databases.

Related Utilities

Image Compressor

Reduce JPEG, PNG, and WebP file sizes with a visual quality control and instant savings report.

Image Converter

Convert JPG, PNG, and WebP images between modern browser-friendly formats in seconds.

Frequently Asked Questions

How do I resize without stretching?

Leave Lock aspect ratio enabled. Changing one dimension automatically calculates the other.

Can I make an image larger?

Yes, but enlarging beyond the original dimensions may look soft or pixelated.