Compress PNG Images Online — Free & Private

Shrink PNG file sizes in your browser with lossy palette reduction or pixel-perfect lossless re-encoding. No upload, no signup, no watermarks — everything runs locally on your device.

Drag & Drop PNG files here

or

Pick one image or many — the compressor handles batches.

PNG only · Max file size: 100MB

🔒 100% processed on your device ⚡ No upload, no network calls 🗑️ Files are never stored on a server
Options
▼
Compression Mode
Compression Quality
70%
Fewer colors More colors
Resize (optional)
100%
10% 50% 100%
Custom Dimensions
Preset Sizes
Thumbnail
150 × 150
Small
320 × 240
Medium
640 × 480
HD 720p
1280 × 720
Full HD
1920 × 1080
Instagram Square
1080 × 1080
Instagram Portrait
1080 × 1350
Twitter Header
1500 × 500
Facebook Cover
820 × 312
YouTube Thumbnail
1280 × 720

ℹ️ Lossy mode reduces the color palette to shrink files; Lossless re-encodes pixel-perfect. Transparency is always preserved — if a re-encode comes out larger, we keep your original.

Your images are processed locally in your browser. No files are uploaded or stored on our servers.