Convert MIM to FITS

MIM to FITS conversion that keeps your files private. reaConverter runs offline on your computer with full batch processing support.

Batch MIM to FITS 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

Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required.

Install reaConverter

2. Load your MIM files

Open reaConverter and import your .mim files. No file limits, no slowdowns. Add as many as you need.

Drag files into the window, use the Add Files button, or select entire folders.

3. Select FITS as output format

Select FITS as target format and pick where to save results. You can keep default settings or fine-tune the output.

4. Start MIM to FITS conversion

Hit Convert to process your files. The log window shows progress, timing, and status for every file.

Conversion complete? Your FITS files are saved to the destination folder, ready to use.

MIM to FITS Converter

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

Download Free Trial

Do more with your files

Converting MIM files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features

User Reviews

Average User Rating:
Last updated on January 15, 2026

"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

"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

"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."

David R.

IT Solutions Architect

"So simple! I just needed to convert a couple of files to another format, and for such a straightforward task, the online converter worked perfectly — delivering the files I needed in no time. Excellent service!"

Kenneth D. Carter

Satisfied Customer

"I run a small design agency, and reaConverter has saved me countless hours. The batch processing is lightning-fast, and the ability to convert hundreds of files into different formats at once is a game-changer. Highly recommend!"

Mark T.

Satisfied Customer

"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."

Elena Anderson

Happy User

MIM to FITS Conversion: FAQ

Can reaConverter convert MIM to FITS?

Yes! reaConverter instantly converts .mim 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.

Can I convert MIM to FITS online?

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

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

The best way to change MIMs 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 MIM to FITS.

How can I automate MIM 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 MIM 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 mim to fits converter for batch processing.

What else can I do with reaConverter?

Convert RAW photo formats Convert GIS files Convert PDF files Add watermark on image Convert vector files