Convert HEIF Image to AVIF Image Online
Convert HEIF to AVIF online for free. Fast, secure file conversion with no registration required.
HEIF vs AVIF
| HEIF | AVIF | |
|---|---|---|
| Full Name | HEIF Image | AVIF Image |
| Category | Image | Image |
| MIME Type | image/heif | image/avif |
| File Extension | .heif | .avif |
| Max Upload | 50 MB | — |
How to Convert HEIF to AVIF
- Select your HEIF file using the upload area above
- Click "Convert to AVIF" to start the conversion
- Wait for the conversion to complete
- Download your AVIF file
About HEIF Format
HEIF (High Efficiency Image Format) is a modern container format for images using advanced compression. Adopted by Apple for iPhone photos, it stores images at roughly half the size of JPEG while maintaining quality. Supports depth maps and live photos.
About AVIF Format
AVIF (AV1 Image File Format) is a next-generation image format offering significantly better compression than JPEG and WebP. Based on the AV1 video codec, it supports HDR, wide color gamut, and transparency. Growing browser support.
Frequently Asked Questions
Upload your HEIF file using the upload area above, then click "Convert to AVIF". The conversion starts automatically and you can download the result when it's ready.
Yes, FileCraft's HEIF to AVIF converter is completely free with no registration, watermarks, or hidden fees. You can convert as many files as you need.
Yes. Your files are processed securely and automatically deleted from our servers after conversion. We do not store, share, or access your files.
Most image files convert in a few seconds. Larger files may take slightly longer depending on file size and complexity.
You can upload HEIF files up to 50MB for free conversion. For most use cases this is more than sufficient.