AntiDuplicate is described as 'Software developer's kit that allows to create application protection dongles from USB sticks. AntiDuplicate supports unique additional features, one of them is USB drive read-only mode at the hardware level' and is an app in the development category. There are nine alternatives to AntiDuplicate for a variety of platforms, including Windows, Web-based, Linux, Windows Phone and Self-Hosted apps. The best AntiDuplicate alternative is CryptoLicensing For .Net. It's not free, so if you're looking for a free alternative, you could try Labs64 NetLicensing or LicenseSpot. Other great apps like AntiDuplicate are PELock, 10Duke Entitlements, Maian Cube and SafeNet.