Convert HDP to FITS

HDP to FITS made simple. Add files or folders, pick your settings, click Convert. reaConverter handles the rest — even thousands of files.

Tired of converting HDP files one at a time? reaConverter processes entire folders to FITS automatically. Handles large batches reliably without crashes or timeouts.

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting HDP files in under two minutes.

Install reaConverter

2. Load your HDP files

Launch reaConverter and drop in your HDP files. The software queues everything for batch processing with consistent settings.

Add files by dragging them in, browsing folders, or using the right-click menu from Windows Explorer.

3. Select FITS as output format

Pick FITS as output format and choose the destination folder where you want to save new .fits files.

4. Start HDP to FITS conversion

Then simply press the Convert button and your conversion will begin in no time!

Once the conversion is complete, you can find your FITS files in the destination folder you selected.

HDP to FITS Converter

reaConverter offers the fastest, simplest solution for converting your HDP 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 HDP 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 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

"Finally an app that actually opens my weird files! Saves me from format frustration daily."

Kyle Brooks

Happy User

"This converter delivers exceptionally quick format conversions with reliable results every time."

Brian White

Happy User

"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."

Marcus White

Healthcare IT

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

Logan B.

Satisfied Customer

HDP to FITS Conversion: FAQ

Can reaConverter convert HDP to FITS?

Yes! reaConverter instantly converts .hdp 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 HDP to FITS online?

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

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

The best way to change HDPs 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 HDP to FITS.

How can I automate HDP 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 HDP 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 hdp to fits converter for batch processing.

What else can I do with reaConverter?

Convert vector images Convert picture color space Convert DICOM images Resize photo Copy IPTC data