Cleave

Vocabulary and ideas, a few cards a day.

Cleave teaches the words and ideas that curious readers meet - rich vocabulary, emotions, psychology, philosophy, cognitive biases, mental models, science and more - with swipeable flashcards, spaced repetition and a word of the day. No account, no ads, no tracking.

Support

Questions, a word that reads wrongly, or a bug? Email ross.fitzgerald114@gmail.com and say which phone you use.

Privacy

Everything stays on your device. Read the privacy policy.