PNG to AVIF Converter
Compress PNG images into the highly efficient AVIF format — right in your browser.
PNG is lossless but heavy, especially for photos. AVIF can shrink the same image to a fraction of the size with excellent quality, while still supporting transparency.
This tool converts your PNG to AVIF locally — no upload required.
How to convert PNG to AVIF
- 1Drop your PNG file into the area above — or click to browse.
- 2The output format is already set to AVIF. Adjust the quality settings if the format supports them.
- 3Click convert, then download your AVIF file. Everything runs locally — nothing is uploaded.
Frequently asked questions
For photographic PNGs, AVIF can be 70–90% smaller. For simple graphics with few colors, the savings are smaller but still meaningful.
Yes. AVIF supports an alpha channel, so transparent areas in your PNG are preserved.
No. All processing happens entirely in your browser. Your data never leaves your device — nothing is uploaded to any server.
Yes. Once the page has loaded, the tool works completely offline. For the best experience, install PrivaDeck as a PWA from your browser.
Other conversions
Need a different format?
Open the full image converter to pick from PNG, JPG, WebP, AVIF and ICO, convert in batches, and fine-tune quality.
Open the full Image Converter