Convert C4 to FITS

By using our efficient and user-friendly C4 to FITS converter, you can save yourself from the tiresome process of manually converting numerous .c4 files into fits format for hours.

reaConverter is a standalone software designed for bulk C4 to FITS conversion. reaConverter also includes features for resizing, cropping, and editing images, as well as batch processing capabilities that allow users to automate repetitive tasks.

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How to Convert Multiple C4 Files to FITS?

1. Download and Install reaConverter

reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. reaConverter is incredibly powerful and boasts an extensive variety of features.

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Install reaConverter

2. Load your C4 files

Start reaConverter and load all the .c4 files you intend to convert into .fits. The software supports multiple C4 conversion and processes all files locally on your computer.

Select C4s from a folder or by drag-and-dropping them directly into the reaConverter window.

Load your C4 files into reaConverter

3. Select FITS as output format

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

Select FITS as output format

4. Start C4 to FITS conversion

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

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

C4 to FITS offline

reaConverter offers the fastest, simplest solution for converting your C4 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 C4 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 April 23, 2025
"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
"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
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Happy User
"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"
Sanjay Mehta
Satisfied Customer
"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Happy User

C4 to FITS Conversion: FAQ

What are C4 files?

A C4 file represents an Edmics or Jedmics bi-level raster image. Jedmics stands for "Joint Engineering Data Management Information and Control System" and represents an initiative of the US Department of Defense. C4 Jedmics files contain bitmap images intended for military use and are considered very rare files.

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 C4 to FITS?

Yes! reaConverter instantly converts .c4 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 C4 to FITS online?

If you only need to convert a few C4 files to FITS format, feel free to try our free online free online C4 to FITS converter — perfect for small batches with no installation needed!

How can I turn C4 files into FITS on my computer?

The best way to change C4s 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 C4 to FITS.

How can I automate C4 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 C4 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 c4 to fits converter for batch processing.

What else can I do with reaConverter?

Convert Gerber imagesCrop imagesConvert GIS filesChange file creation dateCopy EXIF data

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