Convert DIB to FITS

DIB to FITS converter that respects your privacy. No cloud uploads, no file size limits — just fast offline batch processing.

Got a folder full of DIB files? reaConverter batch converts them to FITS in minutes, not hours. Local processing means instant results, even with thousands of files.

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. Built-in editing tools let you resize, crop, or watermark as you convert.

Install reaConverter

2. Load your DIB files

Add your DIB files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.

Browse for files, drag them in, or add entire folders at once. reaConverter queues everything automatically.

3. Select FITS as output format

Pick FITS as the output format. Set the destination folder and optionally configure resolution, quality, or file naming.

4. Start DIB to FITS conversion

Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

When the batch finishes, your FITS files are ready in the destination folder you chose earlier.

DIB to FITS Converter

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

Download Free Trial

Do more with your images

Converting DIB 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

"5/5⭐ Finally! Does what it promises - converts AND tweaks images without complicated menus. Perfect for quick jobs."

J. Mitchell

Satisfied Customer

"reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud."

Malik T. Martin

Satisfied Customer

"I was skeptical at first, but reaConverter exceeded my expectations. The interface is intuitive, and the advanced settings let me tweak outputs perfectly. Plus, the customer support is fantastic!"

Sarah Lane

Satisfied Customer

"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"

Richard E. Miller

Satisfied Customer

DIB to FITS Conversion: FAQ

Can reaConverter convert DIB to FITS?

Yes! reaConverter instantly converts .dib 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 DIB to FITS online?

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

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

The best way to change DIBs 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 DIB to FITS.

How can I automate DIB 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 DIB 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 dib to fits converter for batch processing.

What else can I do with reaConverter?

Copy IPTC data Convert Gerber images Crop images Convert PDF Add text on photos