Useful revision tools, including planners.
GoConqr is a personal learning environment that allows you to create your own study resources, including flashcards and mind maps, which you can tailor to your revision needs.
Forest is an app that can help you stay away from your smartphone and stay focused on your work - if you use your phone before your chosen study time is up, the virtual tree you planted at the start dies.
StayFocusd is a productivity extension for Google Chrome that helps you stay focused on work by restricting the amount of time you can spend on time-wasting websites.
What is the Pomodoro Technique? The image below explains.
This is a simple Pomodoro Timer app that works on a desktop & mobile browser. Pomofucus will help you manage your time and let you focus on your revision.