Practice dates and track your progress
Learn to calculate the day of the week for any between 1800 and 2200 using the Doomsday Algorithm. Track progress with personal times. Compare results with calculated values. Save custom mnemonics for special dates in the Doomsday List.
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Cainiu (Shanghai) Educational technology co. LTD
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Memorize dates, passwords, names, and more
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Create timetables for school, work, and life
Create and manage personal timetables for university, school, or daily use. Add courses with start and end times, choose between 5 or 7 days per week, and set one- or two-week rotations.
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