Convert IA to FITS

Batch convert IA RAW files to FITS in one click. reaConverter handles entire photo libraries with consistent settings.

Looking to change IA files to FITS format? reaConverter makes it simple — add your files, select output format, and convert entire folders in one click. Runs entirely on your hardware for maximum speed — no waiting for uploads or server queues. Studios rely on it for consistent color across thousands of photos.

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting IA files in under two minutes. Need edits? Resize, rotate, or add watermarks during conversion.

Install reaConverter

2. Load your IA files

Add IA camera files to reaConverter. Import folders of RAW photos and process them all with consistent settings.

Use drag-and-drop, folder browser, or right-click conversion from Explorer.

3. Select FITS as output format

Select FITS from the format list. Fine-tune color space, compression, and quality before converting your RAW photos.

4. Start IA to FITS conversion

Click Convert to start the batch. reaConverter processes files quickly and shows you the status of each one.

Once done, reaConverter shows a summary. Click 'Show converted files' to jump straight to your FITS output.

IA to FITS Converter

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

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Do more with your images

Converting IA 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 makes FITS conversion incredibly easy. We batch convert astronomical images to standard formats for presentations and analysis, all automated through the command-line. It’s fast, reliable, and handles large datasets without issues."

Laura N.

Astrophysics Research Assistant

"Essential for our astroimaging pipeline! reaConverter perfectly handles FITS files from our research telescope, preserving all WCS coordinates and photometric data during batch conversion to TIFF. Now we process 100+ deep-sky exposures nightly without losing critical metadata for our exoplanet studies!"

Joseph Wilson

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

"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"

Jason P. Bailey

Non-Profit Coordinator

"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"

DeShawn M. Thompson

Happy User

IA to FITS Conversion: FAQ

Can reaConverter convert IA to FITS?

Yes! reaConverter instantly converts .ia to .fits 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 IA to FITS online?

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

How can I turn IA files into FITS on my computer?

The best way to change IAs to FITSs 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 IA to FITS.

How can I automate IA to FITS 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 IA files to FITS using the command prompt?

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

What else can I do with reaConverter?

Set file date Convert CAD formats Set picture bit depth Convert GIS files Convert DICOM images