momentum.earth, Desktop-Reminder, LifeTopix, do.com, Kana Reminder, FacileThings, Tasktop, Vitalist, Flow Task Manager, TodoListMe, d:DONE, Tudumo, Check Off, Hubby2do, TimeIO, Concenturio, Total Organizer, TodoToday, AgileTask, The Now Organizer, GTD Simple, ReminderFox, LiquidTime, Wunderkit, Domestica, AGG Planner, B-liner, Anxiety are some alternatives to Doit.im.