Vocabulary review, for everyone.

Lockcard is a learning app that uses notifications to help us review and retain new words previously read.

Currently, it's deployed for English vocabulary. Our assumption is that distributing reviews into tiny bits throughout the day makes long-term memorization accessible to more people. For more science, read Gwern.


Last updated November 4th, 2021 (but you can follow our daily adventures via Twitter)

Total Downloads: 7,870

MAU: 2,800