Wikipedia - not the best source, but it’s handy.PhotoMath - solve math problems by taking a photo.Oxford Dictionary - all of English at your fingertips.Stop Breath And Think - mindfulness meditation.Memrise - spaced repetition language vocabulary.Continuo - simple, colorful activity tracking.Habitica - turn your habits into an RPG.
Pillow - smart alarm that tracks sleep cycles.Pomotodo - pomodoro timer with to-do list.Forest - plant trees by staying focused.Todoist - clean and functional task manager.Trello - collaborative project organizer.MinimaList - simple to-do and focus timer.Glass Planner - a calendar and to do list with incredible functionality.Google Calendar - a calendar, best for Google users.iStudiez - schedule and prioritized task list.24me - automated reminders and event planning.Stud圜al - keeps track of tasks, exams, and grades.My Study Life - schedules, tasks, reminders, and more.Eidetic - uses spaced repetition for effective memorization.