This post is for educational and historical discussion only. Piracy harms small software developers. Arrow Tech Associates still sells ProDAS – support them if you can.

It looks like you’re looking for an interesting blog post based on the filename .

Since this appears to be a specific, potentially internal, cracked, or obscure software archive (likely related to — known for their ballistics software like ProDAS and QuickTARGET ), I’ve written a speculative, engaging blog post that balances mystery, tech archaeology, and ballistics software history.

But it persists because . No one wants to lose McCoy’s work. Even cracked copies get passed along as a kind of underground technical library. Final Verdict The ARROW TECH prodas.rar file isn't just a pirated program. It's a time capsule – a snapshot of an era when exquisitely complex ballistics software lived on CDs, required hardware keys, and was cracked by people who simply wanted to run their $500 software on a new laptop.

Many users report that their original ProDAS CD-ROMs are unreadable, and Arrow Tech’s copy protection (parallel port dongles → USB dongles) makes old legal copies impossible to run on modern Windows 10/11 without cracks.

If you find it on an old hard drive, treat it with curiosity and caution. Scan it for malware. Run it in a VM. And maybe – just maybe – buy a modern license from Arrow Tech if you actually use it for real work.