Convert SCI to FITS

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

Batch SCI 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.

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SCI to FITS
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How to Convert Multiple SCI Files to FITS?

1. Download and Install reaConverter

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

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Install reaConverter

2. Load your SCI files

Load your SCI files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Select SCIs from a folder or drag-and-drop them directly into the reaConverter window.

Load your SCI files into reaConverter

3. Select FITS as output format

Choose FITS for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

Select FITS as output format

4. Start SCI to FITS conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

Start Conversion

After processing, find all your new .fits files in the output location. The log shows details for each conversion.

SCI to FITS Converter

reaConverter offers the fastest, simplest solution for converting your SCI 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 SCI 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.

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Image editing

User Reviews

Average User Rating:
Last updated on January 23, 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.
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
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
Richard E. Miller
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
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
Sanjay Mehta
Satisfied Customer
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
DeShawn M. Thompson
DeShawn M. Thompson
Happy User

SCI to FITS Conversion: FAQ

What are SCI files?

SCI is an image format associated with fax machines produced by Scitex, a former Israeli brand specialized in graphics equipment for the printing and publishing industry, currently known as Scailex. SCI images contain uncompressed CMY and CMYK images. Similar formats include SC and SCT.

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 SCI to FITS?

Yes! reaConverter instantly converts .sci 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 SCI to FITS online?

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

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

The best way to change SCIs 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 SCI to FITS.

How can I automate SCI 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 SCI 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 sci to fits converter for batch processing.

What else can I do with reaConverter?

Convert Gerber imagesCrop imagesConvert CAD formatsChange bit depthConvert RAW files

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