Convert FITS to TIF

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

reaConverter transforms FITS files to TIF quickly and reliably. Drag in folders, set your options, click Convert, done. No cloud accounts, no file uploads, no complicated setup. Just install and start converting.

1. Download and Install reaConverter

Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required. You can also resize, crop, and adjust images during conversion.

Install reaConverter

2. Load your FITS files

Add your FITS 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 TIF as output format

Pick TIF as the output format. Set the destination folder and optionally configure resolution, quality, or file naming.

4. Start FITS to TIF conversion

Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

When the batch finishes, your TIF files are ready in the destination folder you chose earlier.

FITS to TIF Converter

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

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Do more with your images

Converting FITS images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing tools

User Reviews

Average User Rating:
Last updated on January 25, 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

"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

"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"

Robert Williams

Happy User

FITS to TIF Conversion: FAQ

Can reaConverter convert FITS to TIF?

Yes! reaConverter instantly converts .fits to .tif 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.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert FITS to TIF online?

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

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

The best way to change FITSs to TIFs 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 FITS to TIF.

How can I automate FITS to TIF 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 FITS files to TIF using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line fits to tif converter for batch processing.

What else can I do with reaConverter?

Convert Gerber files Crop images Change format settings Change picture DPI Convert RAW files