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PAC Converter
Offline PAC converter with professional output. reaConverter keeps your files on your machine while you work.
How to Convert .pac Files in Bulk
1. Install reaConverter
2. Select PAC Files
3. Start Conversion
Step by step
See It in Action
For quick and effortless PAC 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 PAC 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 26, 2026
Questions & Answers
PAC files: Frequently Asked Questions
What are PAC files?
PAC is an image format associated with Atari ST, 8-bit, Falcon and Portfolio computers and it is currently considered rare and obsolete. Atari computers were mostly popular during the 1980s and 1990s, and were considered pioneers of video gaming. In case you found or received a PAC image, it probably dates from that time and might be difficult to open using regular image viewers.
Can reaConverter open PAC files?
reaConverter fully supports the PAC file format – open, edit, and export PAC files to any other popular file format with ease.
How do I change PAC to another format?
reaConverter is a user-friendly tool for converting PAC files. Once installed on your computer, it allows you to convert all your .pac files at once with just a few clicks. You can even convert pac images directly from Windows Explorer using the right-click menu — fast and convenient.
Can I convert PAC online?
If you only want to convert a few PAC files, you are welcome to try our free online PAC converter.
How can I turn PAC files on my computer to another format?
The best way to convert PAC 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 PAC.
How can I automate PAC 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 PAC 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 pac converter.
What else can I do with reaConverter?
Convert DICOM imagesCrop photoConvert RAW formatsConvert CAD formatsSet file date
What formats can I convert a PAC file to?
Discover More
Beyond PAC conversion
Convert .pac 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.
