HEIC → AVIF Converter

Convert HEIC to AVIF — Free & Private

Convert HEIC to AVIF online for free. HEIC is the default photo format on iPhone and iPad; AVIF is a next-generation image format with superior compression. All processing happens locally in your browser — your files never leave your device.

No server uploads100% privateGPU acceleratedOpen source

How to convert HEIC to AVIF

  1. 1

    Select your HEIC file

    Click or drag your HEIC file onto the converter above.

  2. 2

    Convert to AVIF

    The output format is pre-set to AVIF. Click the convert button to process your file.

  3. 3

    Save instantly

    Your converted AVIF file is ready — save it to your device, no email required.

HEIC to AVIF — FAQ

Is the HEIC to AVIF converter really free?

Yes, completely free. No hidden fees, no watermarks, no file size limits. LocalConvert is open source and free forever.

Are my HEIC files safe?

Absolutely. Your files never leave your browser. All HEIC to AVIF conversion happens using WebAssembly running locally on your device — no uploads, ever.

How long does HEIC to AVIF conversion take?

Most conversions finish in seconds. Larger files may take a little longer depending on your device's speed and memory.

What's the difference between HEIC and AVIF?

HEIC is the default photo format on iPhone and iPad. AVIF is a next-generation image format with superior compression.