Convert QTI to FITS

Need to convert hundreds of QTI files to FITS? reaConverter does it in one click. No file limits, no watermarks, no internet required.

Got a folder full of QTI 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

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

Install reaConverter

2. Load your QTI files

Add your QTI 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 QTI 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.

QTI to FITS Converter

reaConverter offers the fastest, simplest solution for converting your QTI 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 QTI 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 16, 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 ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"

Logan B.

Satisfied Customer

QTI to FITS Conversion: FAQ

Can reaConverter convert QTI to FITS?

Yes! reaConverter instantly converts .qti 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 QTI to FITS online?

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

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

The best way to change QTIs 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 QTI to FITS.

How can I automate QTI 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 QTI 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 qti to fits converter for batch processing.

What else can I do with reaConverter?

Convert RAW photos Convert DICOM files Resize images Change format settings Change DPI