Sans Forgetica - Scientifically designed font to help remember study notes
A5 - Takes notes in your browser. Elegant & simple.
conotes.io - Generate PDFs in Cornell format within your browser
Falcon for iOS - Writing notes made simple
AnkiApp - AnkiApp is a flashcard app for iOS (iPhone + iPad), MacOS, and Android. Get flashcards on any topic. Tracks progress and syncs automatically.
Chars - Unicode Symbols Keyboard for iOS