Convert PG to FITS

Stop converting PG files one by one. reaConverter processes entire folders to FITS automatically — just drag, drop, and click Convert.

Looking to change PG 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.

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How to Convert Multiple PG Files to FITS?

1. Download and Install reaConverter

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

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Install reaConverter

2. Load your PG files

Start reaConverter and add your .pg files. The software processes everything locally, so your files never leave your computer.

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

Load your PG files into reaConverter

3. Select FITS as output format

Select FITS from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

Select FITS as output format

4. Start PG to FITS conversion

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

Start Conversion

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

PG to FITS Converter

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

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Do more with your files

Converting PG 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
Image editing

User Reviews

Average User Rating:
Last updated on January 14, 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
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.
Laura N.
Astrophysics Research Assistant
"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
Happy User
"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
R. Lewis
Happy User
"After 200+ conversions on my budget laptop (i3-1115G4/4GB RAM/Win11), reaConverter outperforms heavyweight tools. Zero crashes, low CPU usage during batch processing, and no internet dependency - exactly what professionals need."
Walter Morgan
Walter Morgan
Satisfied Customer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer

PG to FITS Conversion: FAQ

What are PG files?

The PG format is associated with Printfox / Pagefox, a set of desktop publishing applications used on Commodore 64 computers. This brand was very popular in the 1980s, being one of the first to gain a wide number of home users. At the moment, the PG format is considered obsolete and might be difficult to open.

What are FITS files?

The FITS (Flexible Image Transport System) format is a standard format used particularly for storing, transferring and processing scientific images from fields such as astronomy. FITS was first launched as an open standard in the early 1980s and has gone through several subsequent upgrades. FITS files contain not just images, but also data related to photometry and spatial calibration, and information about the origin of the image. Similar formats include FIT and FTS.

Can reaConverter convert PG to FITS?

Yes! reaConverter instantly converts .pg 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 PG to FITS online?

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

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

The best way to change PGs 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 PG to FITS.

How can I automate PG 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 PG 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 pg to fits converter for batch processing.

What else can I do with reaConverter?

Convert GIS filesConvert DICOM filesResize picturesConvert vector filesConvert picture color space

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