Free HEIC to AVIF Converter

Looking for a simple and reliable way to convert HEIC files to AVIF? Try reaConverter Lite — our free image converter designed for smooth, high-quality results.

reaConverter Lite supports batch processing, so you can convert dozens or even hundreds of HEICs to AVIF in one go. Work fully offline, fine-tune resolution and quality settings, and even use right-click conversion directly from Windows Explorer for ultimate convenience.

Fast. Free. Fully offline.

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How to Convert Multiple HEIC Images to AVIF?

1. Download and Install reaConverter Lite

reaConverter Lite is quick to download, easy to install, and ready to launch in seconds. This lightweight, standalone software is highly efficient at handling a wide range of batch image conversions. Plus, it lets you apply essential image editing options — such as resizing, rotating, or adjusting quality — during the conversion process.

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2. Load your HEIC files

Start reaConverter and load all the .heic files you intend to convert into .avif. The software supports multiple HEIC conversion and processes all files locally on your computer.

Select HEICs from a folder or by drag-and-dropping them directly into the reaConverter window.

Load your HEIC files into reaConverter

3. Select AVIF as output format

Pick the AVIF as output format and choose the destination folder where you want to save new .avif files.

Select AVIF as output format

4. Start HEIC to AVIF conversion

Then simply press Convert button and your conversion will begin in no time!

Screenshot

Once the conversion is complete, you can find your AVIF files in the destination folder you selected.

HEIC to AVIF — Free

Convert your HEIC files to AVIF in seconds using reaConverter Lite — the fast, free, and offline solution. All conversions are processed locally on your PC, ensuring maximum speed and privacy with no internet required.

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Do more with your images

Converting HEIC images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

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User Reviews

Average User Rating:
Last updated on April 23, 2025
"As a wedding photographer, clients send hundreds of iPhone HEIC images. reaConverter automates the conversion to print-ready JPGs while keeping filenames and dates intact — saving me 3+ hours per event!"
Mia Yamamoto
Photographer
"reaConverter delivers rapid local file conversions with an intuitive interface. HEIC -> JPG processing is significantly faster, and the built-in file manager streamlines workflow effortlessly."
Daniel Kim
Satisfied Customer
"Why do iPhone photos come in HEIC format?! My family’s Android phones can’t open them. Now I use reaConverter to batch-convert all my HEIC pics to JPEG before sharing. Problem solved, and no quality loss!"
Mike T.
Satisfied Customer
"At our print shop, reaConverter has eliminated 90% of our format headaches. Whether it's WebP, HEIC, or proprietary formats, it handles everything offline—critical when processing sensitive client files."
Emily D. Hall
Satisfied Customer
"An excellent program! I use it regularly in my work — it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."
Roger Cook
Happy User
"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."
Jamal Bailey
Satisfied Customer

HEIC to AVIF Conversion: FAQ

What are HEIC files?

HEIC (High Efficiency Image File Format) is a new image container format from the developers of MPEG. HEIC format is used by Apple as default image format on iOS. HEIC is used to save phone memory and considered as a better and easy way to distribute images.

What are AVIF files?

AVIF is a new image format launched at the end of 2020. AV1 Image File Format was developed by the Alliance for Open Media in collaboration with Netflix, Google and Cisco. This format was created to be an open-sourced and royalty-free image format with a super-compression efficiency. Multiple graphics compression tests show that the .avif format outperforms the JPEG, PNG and WebP image formats for its image quality to compressed file size ratio.

Can reaConverter convert HEIC to AVIF?

Yes! reaConverter instantly converts .heic to .avif with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Is reaConverter free?

Yes — reaConverter Lite is completely free to use! It offers powerful batch image conversion, right-click integration, and support for popular formats, all without requiring an internet connection. For advanced features like automation, metadata editing, and support for rare formats, you can upgrade to the Pro edition anytime.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert HEIC to AVIF online?

If you only need to convert a few HEIC files to AVIF format, feel free to try our free online free online HEIC to AVIF converter — perfect for small batches with no installation needed!

How can I turn HEIC files into AVIF on my computer?

The best way to change HEICs to AVIFs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from HEIC to AVIF.

How can I automate HEIC to AVIF files conversion?

reaConverter supports all the most useful automation features such as Right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert HEIC files to AVIF using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line heic to avif converter for batch processing.

What else can I do with reaConverter?

Change file dateConvert vector filesConvert picture color spaceChange format settingsChange image DPI

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Get a free, user-friendly tool for image conversion and editing — with fast results and full control. Use the right-click menu to convert files instantly, or process batches with essential editing options.
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