Free QOI Converter

Our highly efficient software makes it easy to convert millions of QOI images and folders in a single operation.

Need a fast, reliable tool to convert your QOI images in bulk? reaConverter Lite is our brand-new free edition that brings the power of batch image conversion to everyone. Whether you're resizing, reformatting, or organizing your files, Lite delivers smooth performance with support for the most popular formats. You can even convert images instantly using the right-click menu in Windows Explorer — no need to open the program.
QOIConverter

How to Convert .qoi Images in Bulk

1. Install reaConverter Lite

Download reliable QOI conversion software to convert multiple .qoi files and folders in one go.

2. Select QOI Files

Select QOIs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load QOI files

3. Start Conversion

Click Convert to start the bulk conversion of all selected QOI images. The process will begin right away.
reaConverter - Start QOI conversion

Convert QOI on your PC

  • Convert hundreds of QOI images in seconds
  • Clean, intuitive interface
  • Right-click conversion straight from Windows
  • No internet required — fully offline
  • Ideal for everyday conversion tasks

Do more with your images

Converting QOI images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.

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

User Reviews

Average User Rating:
Last updated on September 25, 2025
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
Happy User
"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."
Jamal Bailey
Jamal Bailey
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
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
"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
Happy User

QOI images: Frequently Asked Questions

Can reaConverter open QOI files?

reaConverter fully supports the QOI image format – open, edit, and export QOI files to any other popular file format with ease.

Is reaConverter free?

Yes — reaConverter Lite is completely free to use! It offers powerful batch image conversion, right-click integration, and support for popular formats, all without requiring an internet connection. For advanced features like automation, metadata editing, and support for rare formats, you can upgrade to the Pro edition anytime.

How do I change QOI to another format?

reaConverter is a user-friendly tool for converting QOI files. Once installed on your computer, it allows you to convert all your .qoi files at once with just a few clicks. You can even convert qoi images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert QOI online?

If you only want to convert a few QOI images, you are welcome to try our free online QOI converter.

How can I turn QOI files on my computer to another format?

The best way to convert QOI images on your PC is to get 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 QOI.

How can I automate QOI files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert QOI files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line qoi converter.

What else can I do with reaConverter?

Convert Gerber filesCrop imagesConvert DICOM filesResize photosConvert RAW files

What formats can I convert a QOI file to?
What types of files can I convert to QOI format?

Discover more

Download our free right-click QOI converter that saves you time and effort by converting multiple .qoi files into different formats.
reaConverter software