Convert HEIC to AVIF
Free, fast and secure — convert HEIC to AVIF right in your browser.
Upgrade your HEIC to a modern AVIF
Converting HEIC to AVIF adopts a modern, highly efficient format that keeps quality high while cutting file size — a smart default for today’s web and apps.
How to convert HEIC to AVIF
- 1 Drop your HEIC file into the converter above.
- 2 It is converted to AVIF automatically — no settings to fiddle with.
- 3 Download your new AVIF file instantly.
HEIC vs AVIF
| Feature | HEIC | AVIF |
|---|---|---|
| Compression | Lossy | Lossy |
| Transparency | No | Yes |
| Animation | No | Yes |
| Type | Raster | Raster |
| MIME type | image/heic | image/avif |
| Best for | Storing iPhone photos efficiently — usually converted to JPG or PNG before sharing. | Cutting-edge web delivery where the smallest possible high-quality image is the goal. |
About the formats
HEIC image
HEIC is the high-efficiency format Apple devices use by default. It stores photos at roughly half the size of JPG with comparable quality, but is awkward to share outside the Apple ecosystem.
Strengths
- Half the size of JPG at similar quality
- Stores rich photo metadata
- Default on modern iPhones and iPads
Limitations
- Poor support on Windows, Android and the web
- Often needs converting before sharing
- Limited editor compatibility
Best for: Storing iPhone photos efficiently — usually converted to JPG or PNG before sharing.
AVIF image
AVIF is a next-generation format based on the AV1 video codec. It offers excellent compression, wide colour and transparency, often beating WebP and JPG on file size.
Strengths
- Outstanding compression and quality
- Wide colour gamut and HDR
- Transparency and animation support
Limitations
- Not supported by older browsers/apps
- Slower to encode
- Limited editing-software support
Best for: Cutting-edge web delivery where the smallest possible high-quality image is the goal.