Convert FIT to QOI

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

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

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FIT to QOI
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FITQOI

How to Convert Multiple FIT Images to QOI?

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately. reaConverter also includes editing tools: resize, crop, rotate, and more.

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Install reaConverter

2. Load your FIT files

Launch reaConverter and drop in your FIT 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.

Load your FIT files into reaConverter

3. Select QOI as output format

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

Select QOI as output format

4. Start FIT to QOI conversion

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

Start Conversion

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

FIT to QOI Converter

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

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Do more with your images

Converting FIT 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.

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User Reviews

Average User Rating:
Last updated on January 25, 2026
"reaConverter perfectly processes FIT files from our observatory telescopes into TIFFs while preserving all celestial metadata and sensor calibration data. Finally, we can batch-convert night-sky captures without losing a single photon of data fidelity!"
Prof. William S. Davis
Prof. William S. Davis
Satisfied Customer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer
"I use the online converter — it’s quick and hassle-free!"
Jian Wong
Jian Wong
Happy Online User
"Working in a print studio means constantly juggling obscure file formats. I used to waste hours Googling converters or installing random software — until reaConverter became my Swiss Army knife. Install it once, and you're set forever. No internet? No problem!"
Helen Evans
Helen Evans
Satisfied Customer
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
Happy User
"This converter delivers exceptionally quick format conversions with reliable results every time."
Brian White
Brian White
Happy User

FIT to QOI Conversion: FAQ

What are FIT files?

The FIT (Flexible and Interoperable Data Transfer) format is associated with some GPS devices, such as Edge, Forerunner and Oregon, created by Garmin. FIT images generally contain tracks and routes and can be opened using a limited number of image viewers. They are considered rare and need to be converted to more popular formats for increased accessibility.

What are QOI files?

QOIQOI (Quite OK Image) is a fast, lossless image format designed as a simpler alternative to PNG. It offers similar compression quality but with much faster encoding/decoding speeds, making it ideal for applications where performance matters.

Can reaConverter convert FIT to QOI?

Yes! reaConverter instantly converts .fit to .qoi 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 FIT to QOI online?

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

How can I turn FIT files into QOI on my computer?

The best way to change FITs to QOIs 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 FIT to QOI.

How can I automate FIT to QOI 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 FIT files to QOI using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM imagesResize pictureConvert vector imagesConvert picture color spaceCopy IPTC data

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