PSM Decryptor - Version 1.0 PSM Decryptor is an entirely graphical utility that sits on your desktop (if you want it too) and decrypts archive. Just drag&drop encrypted archives or keys to the Decryptor box and let go... PSM Decryptor does not contain advertising, it is 100% spyware free. No data is collected. You don't even need to register or give us an email address to download and use it.