Sticky Cydia tweak is a very handy tool to use. If you ever are in hurry and just want to quickly write down a notes somewhere, Stick is available in ModMyi Repo for $0.99.. You can add a sticky note right to your lock screen without ever trying to access your phone or navigate to iOS 7 stock notes application.
Taking notes in the middle of a call has never been easier. There are times when you make appointments but you forget to write it down later or when you want to take a note but you lack a paper or a pen/pencil and start scrambling your table to find one leaving a mess behind. Call tweak simply solves this problem tapping on the contact name or number and jot down your notes.