Sumizeit

Get rich. Lead better. Feel calmer. Pick your goal — we'll build the habit that gets you there.

Human-written non-fiction summaries in text, audio, and video — plus quizzes, streaks, and flashcards so it actually sticks. Members who quiz after a summary are 3× more likely to recall the key ideas a month later. Explore thousands of the best nonfiction ideas — ready in minutes, not hours. Members who stick with 15 minutes a day leave month one with a habit — and ideas they can still use. Pick the outcome you care about — work, relationships, calm, wealth, and more.