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SPU Converter
Fast SPU conversion for Windows. reaConverter processes large batches reliably, without crashes or timeouts.
How to Convert .spu Files in Bulk
1. Install reaConverter
2. Select SPU Files
3. Start Conversion
Step by step
See It in Action
For quick and effortless SPU file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.
Extra Tools
Do more with your files
Converting SPU files for use in a larger project? 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.
User reviews
From those who tried it
Average User Rating:Last updated on June 28, 2026
Questions & Answers
SPU files: Frequently Asked Questions
What are SPU files?
An SPU file contains an image created or edited using an image processor created for Atari computers. The program was called Spectrum and could support images storing up to 512 colors. The Atari brand was one of the first ones to gain an important share of the home users market, but its computers have now been discontinued for over 2 decades, so SPU files are uncommon and obsolete.
Can reaConverter open SPU files?
reaConverter fully supports the SPU file format – open, edit, and export SPU files to any other popular file format with ease.
How do I change SPU to another format?
reaConverter is a user-friendly tool for converting SPU files. Once installed on your computer, it allows you to convert all your .spu files at once with just a few clicks. You can even convert spu images directly from Windows Explorer using the right-click menu — fast and convenient.
Can I convert SPU online?
If you only want to convert a few SPU files, you are welcome to try our free online SPU converter.
How can I turn SPU files on my computer to another format?
The best way to convert SPU files 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 SPU.
How can I automate SPU 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 SPU 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 spu converter.
What else can I do with reaConverter?
Change format settingsCopy metadata (EXIF, IPTC)Convert vector filesChange DPIConvert PDF files
What formats can I convert a SPU file to?
Discover More
Beyond SPU conversion
Convert .spu files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
