Compress PNG to 20kb Online Free

The 20 KB range is the most popular for web-based application forms like passport photos or digital signatures. As PNG is typically a lossless format, achieving a strict 20 KB limit requires our advanced quantization engine. We carefully reduce the color palette while keeping transparency intact.

Bulk upload supported. Max 20 files. Accuracy: 20KB

Popular Sizes

10KB 25KB 30KB 50KB 100KB 200KB 300KB 500KB

Supported Formats

JPG WEBP BMP GIF AVIF HEIC

How it Works?

Our tool uses an advanced Client-Side algorithm to ensure your images reach the exact target of 20 KB without sacrificing too much quality. Everything happens locally in your browser, meaning your privacy is 100% protected.

1. Select Images

Upload one or multiple images in any format (PNG, JPG, PNG, WebP, HEIC).

2. Instant Processing

Our engine loops through quality levels to hit the 20 KB target precisely for your PNG files.

Frequently Asked Questions

Yes, you can compress as many PNG images as you want to 20 KB for free. We use smart resampling specifically tuned for PNG formats to preserve maximum detail.

Yes, our tool fully supports HEIC/HEIF files and converts them to optimized formats instantly.

  • Passport size photo visas.
  • Email signatures.