Free PNG compressor. Reduce PNG file size while keeping transparency,. No sign-up, no watermark, 100% private.
Three steps, a few seconds — no account needed.
Drop your image to compress.
Slide to balance size against quality, with a live preview.
Save your smaller file instantly.
Turn your file into a share-worthy AI Effect — one tap, no prompts.
Common formats are processed right in your browser; advanced formats use our secure server and are deleted immediately — never stored.
No queue and no daily limits. Use it as much as you want, free forever.
Download clean files immediately — no account, no email, no watermark.
PNGs are lossless and can get heavy — especially screenshots and graphics. The PNG compressor trims wasted data and can convert to optimised formats, shrinking file size while keeping transparency and sharp edges intact.
Unlike photos, PNGs hold graphics, logos and screenshots. Compression keeps the alpha channel and crisp edges so your graphics stay clean while loading faster.
Yes — the alpha (transparent) channel is preserved.
Typically 10–40% for graphics; converting to WEBP can save much more if you don’t need PNG specifically.
PNG stays visually lossless; you can also opt for a smaller optimised export.
Yes — free and unlimited, and your files are processed securely and never stored.
Fast, clean and totally free — png compressor done in seconds, no waiting around.
Love that my files are never stored. No sign-up, no watermark, just the result.
Bookmarked. The best free png compressor I’ve found — simple and reliable.