Convert PNG to AVIF Free Online
Convert PNG images to AVIF for maximum compression while preserving transparency. AVIF produces the smallest files of any format that supports alpha channels.
How to Convert PNG to AVIF
- 1Open the PNG to AVIF converter in any browser
- 2Upload your .png file(s) by dragging or clicking to browse
- 3Adjust output quality settings if needed
- 4Download your converted .avif file(s) — individually or as ZIP
Why Convert PNG to AVIF?
AVIF offers both lossy and lossless compression with full transparency support. Lossless AVIF files are typically 30-50% smaller than equivalent PNGs. For web delivery where slight quality loss is acceptable, lossy AVIF with transparency can be 5-10x smaller than PNG.
Privacy First — Zero File Storage
Your PNG files are converted securely and discarded immediately. No files are ever saved to disk or persistent databases. theimgapp provides a private, secure workflow for online image conversion.
Frequently Asked Questions
How do I convert PNG to AVIF for free?
Use theimgapp's free converter. Upload your .png file and download the .avif result instantly. No signup required, zero storage, and no files kept on servers.
Is it safe to convert PNG to AVIF online?
Yes. theimgapp processes images statelessly with zero retention — files are never stored or logged. This offers a private online conversion process with zero third-party data retention.
Can I convert multiple PNG files at once?
Yes. Upload multiple .png files and batch convert them all to .avif. Download individually or as a ZIP archive.