Convert AVIF to HEIC Online Free
Instantly convert your AVIF files to HEIC format right in your browser. No uploads, no registration, 100% free and private.
How to Convert AVIF to HEIC
Upload Files
Select your AVIF files by dragging and dropping or clicking to browse.
Choose Settings
HEIC is pre-selected. Adjust quality and metadata options if needed.
Download
Click Convert and download your HEIC files instantly.
Why Convert AVIF to HEIC?
Converting from AVIF to HEIC is useful when you need smaller file sizes and Safari only support. AVIF (AV1 Image File Format) files can be converted to HEIC (High Efficiency Image Container) instantly using our browser-based converter — no uploads needed, completely free.
AVIF vs HEIC Comparison
| Feature | AVIF | HEIC |
|---|---|---|
| Compression | Lossy | Lossy |
| Transparency | Yes | Yes |
| Animation | Yes | Yes |
| Browser Support | Chrome, Firefox, Safari 16+ | Safari only |
| Typical File Size | Smallest (50% less than WebP) | Smaller (50% less than JPG) |
| Best For | Maximum compression, modern websites | iPhone/iPad photos, storage efficiency |
Frequently Asked Questions
Yes, completely safe. PhotoFormatLab processes your files entirely in your browser using JavaScript. Your images are never uploaded to any server — the conversion happens on your device. No one else can see or access your files.
HEIC uses lossy compression, so there may be a very slight quality reduction. However, at our default quality setting of 90%, the difference is virtually imperceptible. You can adjust the quality slider to find the perfect balance between file size and quality.
Yes! You can drag and drop multiple files at once, or use our batch converter to process many files simultaneously. All conversions run in parallel on your device for fast results.
AVIF (AV1 Image File Format) uses lossy compression and is best for maximum compression, modern websites. HEIC (High Efficiency Image Container) uses lossy compression and is best for iphone/ipad photos, storage efficiency.
There's no hard limit since processing happens on your device. However, very large files (over 50MB) may take longer to process depending on your device's capabilities. For best performance, we recommend files under 25MB.
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