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HEIC to AVIF Converter

Convert HEIC to next-gen AVIF instantly. The world's most advanced compression for your iPhone photos, right in your browser.

Higher values use more CPU for better compression.
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Drop HEIC here

Produce Ultimate AVIF Files

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🔒 Local Encoding🌈 10/12-bit Ready

AVIF: The Technical Edge

Color DepthFull support for 10-bit and 12-bit HDR metadata.
CompressionAV1 (AOMedia Video 1) Intra-frame coding.
Royalty-FreeOpen standard with no licensing fees for developers.
Comparison50% smaller than JPEG, 20% smaller than WebP.

Why AVIF is the Ultimate HEIC Successor

The AV1 Image File Format (AVIF) is the next step in the evolution of digital photography. While Apple revolutionized mobile storage with HEIC, AVIF brings that same efficiency to the open web. By converting your HEIC images to AVIF, you are using the same advanced video encoding technology (AV1) that powers Netflix and YouTube to compress your still photos.

AVIF excels at handling smooth gradients (like sunsets or clear skies) without the "banding" artifacts common in JPEG. It also maintains sharp details on high-contrast edges, making it the perfect choice for high-end photography portfolios and performance-critical web applications.

Questions & Answers

Is AVIF better than HEIC?

In many cases, yes. AVIF (AV1 Image File Format) is an open-source, next-generation format that often provides even better compression than HEIC while maintaining higher visual fidelity, especially in highlights and shadows.

How to convert HEIC to AVIF for free?

Our tool allows you to convert HEIC to AVIF for free directly in your browser. No subscription, no watermarks, and no file size limits because we use your local hardware for processing.

Does AVIF provide better compression than HEIC?

Yes, tests show that AVIF can be up to 10-20% smaller than HEIC at the same quality level, and significantly smaller than JPEG, making it the most efficient general-purpose image format available today.

Is HEIC to AVIF conversion done on a server?

No. Just like our other tools, the HEIC to AVIF conversion happens 100% locally on your device. Your photos are never uploaded, ensuring maximum privacy and security.

Why is AVIF called the future of web images?

AVIF supports 10-bit and 12-bit color, HDR (High Dynamic Range), and superior compression. It is backed by the Alliance for Open Media (AOMedia) and is supported by Chrome, Firefox, and Safari.

Does AVIF support 10-bit and 12-bit color from iPhone photos?

Yes! If you capture ProRAW photos on your iPhone (which are 10-bit or 12-bit), converting them to AVIF preserves that rich color depth better than JPEG or WebP.

How to open AVIF files on Mac or Windows?

Modern browsers can open AVIF files. On Mac (Ventura+) and Windows 10/11 (with AV1 Video Extension), you can view them natively in the standard photo viewer.

Is AVIF supported by social media like Instagram?

Support is growing, but most social media platforms still prefer JPEG. We recommend using AVIF for web performance on your own sites and keeping JPG for social uploads for now.