Image CompressionImage Compressor
How to Compress PNG Images Online Free
Reduce PNG file sizes by 40-70% while keeping transparency. Free PNG compressor.
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Try our Image Compressor — Free online tool
No signup required for basic use. Fast, secure, and free.
PNG files are large due to lossless compression. Compressing PNG reduces sizes by 40-70% while preserving transparency and quality.
Our free compressor handles PNG alpha channels perfectly — your transparent backgrounds stay intact.
Step-by-Step Guide
1
Upload PNG
Upload your PNG file — transparency is preserved.
2
Adjust Quality
Set quality to 70-90% for best PNG compression results.
3
Download
Get your smaller PNG with transparency intact.
💡 Pro Tips
- •PNG compresses differently than JPG — uses lossless optimization
- •Consider converting photos to JPG for much smaller sizes
- •Keep PNG for graphics needing transparency
- •WEBP offers better compression with transparency support
Common Use Cases
Web Graphics
Compress logos and icons while keeping them crisp.
Screenshots
Reduce screenshot sizes for documentation.
Frequently Asked Questions
Ready to image compressor?
Use our free online tool — no signup required for basic use.