CryPteR, is a very small and portable Application / Tool that allows Texts/Messages to be easily Encrypted or Un-Encrypted in no Time.
Tested in Windows 7 and 8! (may work in Xp, Vista and 10).
The application is very small and it is portable, you can take it with you wherever you want, in a pendrive, sdcard, external hdd! (No installation is required).