The modern way to learn.

A smart, distraction-free app that uses scientific principles to help you learn 3x faster.

Free · No ads · No sign-up

What our users are saying

"This is the fastest way I've learned any sort of vocab."

"This app is outstanding. I've never been able to use flashcards and this app is like nothing I've ever seen."

— Discord Member

"S-tier flashcards. Stunningly simple and pleasant UI, amazing learning capabilities."

— Google Play Reviewer

Optimem is a mobile app that helps you study & memorize topics faster by using spaced repetition flash cards.

With its automatic teaching, you'll find Optimem to be a more efficient, natural, & pleasant way to learn.

Edit card text with Markdown. Attach images, sounds, and configure text-to-speech. Then, seamlessly transfer to your phone.

You can also import cards from Anki, which opens up some of the best learning materials on the internet.

Study languages, college courses, musical instruments, and even life skills.

Spaced repetition minimizes the time it takes you to learn new concepts.

Optimem is customizable and forever-free for core features. We include thousands of free & open-source flash cards.

Use AI to boost your brain, not replace it. Generate cards, get insights, all while keeping full control.