Bulk PNG to AVIF Converter Online — Free HD Quality
Drag and drop your multiple PNG files into this 100% free online PNG to AVIF converter (.png to .avif), and click the Convert button to bulk convert them to AVIF format in HD quality. Use the quality slider to fine-tune your AVIF output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original PNG files are removed from our servers right after. Also see:NRW to PNG conversion tool online.
Drop your PNG files here to convert to AVIF, or click to browse
Converts .png to AVIF (.avif) in HD quality — bulk, free, no signup
Choose FilesPNG vs AVIF — File Format Comparison
See how PNG and AVIF compare across file extension, MIME type, compression, and feature support.
| Feature | PNG | AVIF |
|---|---|---|
| File Extension | .png | .avif |
| MIME Type | image/png | image/avif |
| Compression Type | Lossless | Lossy & Lossless |
| Transparency Support | Yes | Yes |
| Animation Support | No | Yes |
| Metadata Support | Yes | Yes |
What Is PNG Format?
Portable Network Graphics with lossless compression and transparency.
- Compression: Lossless
- Transparency: Supported
- Animation: Not supported
What Is AVIF Format?
AV1 Image File Format with superior compression for modern browsers.
- Compression: Lossy & Lossless
- Transparency: Supported
- Animation: Supported