Convert HEIC to IFF

Convert HEIC to IFF without uploading files anywhere. reaConverter works entirely on your PC — fast, private, and handles thousands of files at once.

Batch HEIC to IFF conversion doesn't have to be complicated. reaConverter processes entire folders with consistent quality settings. Works offline with no internet required — convert anywhere, anytime.

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately. You can also resize, crop, and adjust images during conversion.

Install reaConverter

2. Load your HEIC files

Load your HEIC files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

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

3. Select IFF as output format

Choose IFF for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

4. Start HEIC to IFF conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

After processing, find all your new .iff files in the output location. The log shows details for each conversion.

HEIC to IFF Converter

reaConverter offers the fastest, simplest solution for converting your HEIC files into IFF in seconds - all images processed on your PC for maximum privacy and speed.

Download Free Trial

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.

Image editing tools

User Reviews

Average User Rating:
Last updated on January 25, 2026

"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

"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

"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"

Logan B.

Satisfied Customer

"I use the online converter — it’s quick and hassle-free!"

Jian Wong

Happy Online User

HEIC to IFF Conversion: FAQ

Can reaConverter convert HEIC to IFF?

Yes! reaConverter instantly converts .heic to .iff 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.

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 IFF online?

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

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

The best way to change HEICs to IFFs 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 IFF.

How can I automate HEIC to IFF 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 IFF using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM files Resize picture Change format settings Change DPI Copy metadata (EXIF, IPTC)