How to convert HEIC to AVIF for free
Choose your HEIC photos
Select one HEIC or HEIF image from your device, or add several photos when you want to convert a batch.
Start the conversion
Choose the AVIF quality you want, then start the conversion. Your photos are processed directly in your browser.
Download your AVIF files
Download one converted AVIF image immediately, or download multiple converted photos together in a ZIP file.
HEIC VS AVIF
What changes when you convert HEIC to AVIF?
Both formats are designed to store images efficiently, but they are commonly used in different places. HEIC is closely associated with iPhone photo storage, while AVIF is built around modern image compression and web delivery.
When AVIF is a good choice
AVIF is especially useful when you are preparing photos for a modern website and want strong compression without giving up too much visual quality.
When another format may be better
Choose JPG when broad compatibility matters most, PNG when you prefer a familiar lossless workflow, or WebP when you want a widely used modern web format.
Why use this HEIC to AVIF converter?
A straightforward way to convert HEIC photos without uploading them to a conversion server.
Convert several photos at once
Select multiple HEIC or HEIF files and convert them in one batch.
Photos stay on your device
The conversion is processed locally in your browser.
Choose the AVIF quality
Adjust the quality level before converting to balance image quality and file size.
Other HEIC converters
Need another format? Choose the HEIC conversion that fits what you want to do with your photo.
FAQ
Questions about HEIC to AVIF
Useful answers about AVIF quality, compatibility and file size.
Why convert HEIC to AVIF?+
AVIF is a modern image format designed for efficient compression. It can be a good choice when you want smaller web images while keeping strong visual quality.
Is AVIF smaller than WebP?+
AVIF can often achieve similar visual quality at a smaller file size than WebP, but the result depends on the photo, encoder and quality settings.
Does AVIF support transparency?+
Yes. AVIF supports transparency, so it can be used for images that need an alpha channel as well as ordinary photos.
When should I use AVIF instead of JPG?+
AVIF is a strong option for modern web delivery when compression efficiency matters. JPG remains useful when you need the broadest compatibility with older software, websites or devices.
When should I use AVIF instead of PNG?+
Use AVIF when you want smaller files for photos or web images. PNG is still a practical choice when you need a familiar lossless format or maximum compatibility with image-editing workflows.
Does converting HEIC to AVIF reduce image quality?+
It can. The quality setting controls the trade-off between image quality and file size. A higher setting keeps more visual detail but usually creates a larger AVIF file.
Are my HEIC photos uploaded?+
No. Compatible HEIC and HEIF photos are processed directly inside your browser and do not need to be uploaded to our server for conversion.
Can I convert multiple HEIC photos at once?+
Yes. You can select multiple HEIC or HEIF photos, convert them in one batch and download the resulting AVIF files individually or together.