Better Notes - Simple notes app that ties notes together with #hashtags
Encrypted Notepad - Encrypted Notepad is a very simple to use application providing state of the art...
ClevNote - ClevNote is an amazing mobile application that helps you to write the daily memos on your smartphone.
CryptoTE - CryptoTE is a text editor with integrated strong cryptography.
Notepad by Splend Apps - Notepad by Splend Apps is one of the best mobile apps that enables you to create a to-do list and notes.
Paranoia Text Encryption - Paranoia Text Encryption encrypts text according to a choice of strong algorithms.