Ran into a word in a show, a book, or class? Save it. We bring it back right before you'd forget, so it actually sticks. English, Japanese, Chinese, Spanish, French, German, Italian, Korean.
Free to start · No credit card · 7-day free trial in the app
Or use it on the web →
Easier to show than tell, so here are a few screens.

Flip through cards and save the good ones on the spot.

Examples, audio, quizzes. The app decides when.

Days in a row and how well words stuck, at a glance.
It's not look-it-up-and-done. We help you understand each word and make it stick.
Not a stiff, generic definition, but one that fits where the word showed up. Multiple senses get split apart.
English, Japanese, Chinese, Spanish, French, German, Italian, Korean. A male and female voice each, plus pronunciation guides.
It works out when you're about to forget and asks then. Five minutes a day goes a long way.
Collect words from shows, books, and class. You can also snap a photo of a page and pick out the words to add.
AI lays out the meaning, examples, and audio at once. Multiple senses, kept apart.
It brings words back right when you need them. Five minutes a day does it.