Image Resizer

Resize images by setting width and/or height. Aspect ratio preserved when one dimension is set.

Select image:

Width: Height:

Resized image:

Select an image and set dimensions

What does the Image Resizer do?

Changes image dimensions. Set width and/or height. If one is omitted, aspect ratio is preserved. Output is PNG. All processing in your browser.

What is it used for?

Thumbnails: Create smaller versions for galleries
Social media: Resize for profile pics, posts
Web: Optimize for different screen sizes
Icons: Create 16x16, 32x32, etc.

How it works

Select an image. Enter width and/or height (leave one blank to keep aspect ratio). Click Resize. Download the result.

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Image to Base64

Convert images (PNG, JPG, GIF, SVG, WEBP) to Base64 strings online for free. Embed images directly in HTML/CSS or transmit them easily. Secure client-side conversion.

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Image Compressor

Compress images and reduce file size. Free online image compressor.

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Image Format Converter

Convert between PNG, JPG, WebP. Free online image format converter.