Crypter is a high-performance packer and protector for Windows 32bit executables Crypter can encrypt and compress any 32-bit executable without affecting its direct functionality. For instance, if you"re a software developer, you can encrypt your applications before they are delivered to customers. By using Crypter, the applications will be more protected and smaller. The official Crypter website: www.crypter.com Crypter is fully compatible with Windows 2k, Windows XP, Windows Vista, Windows 7 and Windows 8 (both 32-bit and 64-bit systems).
Source: http://www.crypter.com