Compress PNG Online

Reduce PNG file size by resizing or converting to efficient web formats from your browser.

PNG

Drop an image here, or choose from your device.

Supports JPG, PNG, and WebP

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Guide and FAQ

Browser processing

How to use Compress PNG

  1. 1. Choose an image from your device.
  2. 2. Adjust quality, format, size, or aspect ratio.
  3. 3. Process locally and download the result.
Great for screenshots and interface images
Keeps transparency when exporting WebP or PNG
No file leaves your browser

FAQ

Why convert PNG to WebP?

WebP often keeps transparency with a much smaller file size than PNG, especially for web use.

Is this lossless PNG compression?

This MVP focuses on browser resizing and re-encoding. Dedicated lossless PNG optimization can be added later with a WASM encoder.

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