21st Night app for iPhone and iPad

4.8 ( 5728 ratings )

Education
Developer: JustAddTutor LLC

Free

Current version: 3.0, last update: 1 year ago
First release : 24 Mar 2021
App size: 48.17 Mb

21st Night is the best flashcard web app for tutors and test-takers. This is a companion app that allows you to review your flashcards on the go.

Personalized review
21st Night uses spaced repetition and calculates optimal study intervals.

Study plan
Keep on track with a personalized study plan.

Offline access
Review anytime anywhere with full offline support.