OptimizePNG reduces file sizes significantly (often as much as 70%) and preserves full alpha transparency of PNG images. Generated images are compatible with all modern web browsers. Click Here for Instructions

How to Optimize Files:

  1. To compress a file located on your computer: click Browse, locate the file on your computer, pick a size and then click the OPTIMIZE button.
Site-Wide Optimization Stats
  • Total Size Before Compression 0.1 TB
  • Total Size After Compression 70.8 GB
  • Total Size Saved by Compression 55.6 GB
  • Average Size Reduction 0.2 MB

Drop your .png files here or click to select them manually!

Up to 20 images, max 5MB each.



Your PNG is being compressed, this will only take a moment.

Can anyone tell the difference?

Here's a side by side comparison. Can you spot any differences between the two?

Sample Before Optimization

Original File
File size: 12KB

Sample After Optimization

Optimized File
File size: 4.5KB