Convert AVIF images to lossless PNG online for free. Fast, simple, and secure.
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PNG is lossless — the decoded AVIF image is preserved pixel-for-pixel, but PNG files are typically 5-10x larger than the AVIF source. Best when you plan to edit the image extensively.
AVIF is efficient but lossy and not universally supported by editing software. PNG is lossless and works everywhere — Photoshop, GIMP, Affinity, Figma, Illustrator. If you need to edit an AVIF image, preserve it in a lossless format, or use it in software that doesn't support AVIF, PNG is the safe choice. The trade-off is file size: PNG output is typically 5-10x larger than the AVIF source.
| Attribute | AVIF | PNG |
|---|---|---|
| Developer | Alliance for Open Media | PNG Development Group |
| Codec | AV1 | DEFLATE (zlib) |
| Compression type | Lossy | Lossless |
| Typical file size | Small | 5-10x larger than AVIF |
| Alpha channel | Supported (10-bit capable) | Supported (8-bit) |
| Compatibility | Modern browsers only | Universal since 1996 |
| Best for | Modern web delivery | Editing, screenshots, transparency |
| Input format | AVIF |
| Output format | PNG (Portable Network Graphics) |
| Compression | Lossless (zlib) |
| Transparency | Preserved (8-bit alpha) |
| Typical output size | 5-10x larger than source AVIF |
| Max file size | 50 MB per file |
| Batch processing | Supported |
| EXIF metadata | Preserved |
| File retention | Auto-deleted after conversion |
The converter decodes the AV1-compressed AVIF image and writes it as an uncompressed PNG using zlib compression. The output has no additional quality loss beyond what was already baked into the source AVIF. AVIF's alpha channel is preserved as PNG's 8-bit alpha.
PNG output is lossless — every pixel of the decoded AVIF image is preserved exactly. This makes PNG the correct choice for editing workflows where you plan to re-encode multiple times. The output is 5-10x larger than the source, which is the price of lossless preservation.
Last reviewed: 2026-10-01