AI flashcard app with ready-made learning collections and spaced repetition
Understand anything, explained simply
Stage
Not given
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Founded
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Based in
ES
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Pricing model
Freemium
Freemium
Pricing
Free version includes all BrainPods, custom decks, spaced repetition, session goals and reminders. Premium is a monthly or annual subscription bought inside the app, adding Mira AI coach and removing ads.
Free: $0 forever (10 new articles a day, 10-question quiz, 5 Ask Baiku questions per article, save 10 articles for 6 months). Pro: $3.99/month or $29/year (unlimited new articles, all 24 quiz questions, unlimited Ask Baiku questions, certificates, saved articles never expire). Teams & Orgs: Custom p
Key features
Ready-made BrainPods with AI-generated images, example sentences and audio on every card
Spaced repetition scheduling using SM-2 algorithm
Create custom flashcard decks with your own content and images
Audio pronunciation for every card
Mira AI coach with Learning Score, strengths and weaknesses analysis
Session goals and progress tracking
Quiz mode with multiple-choice answers
Home-screen widget showing due cards and study streak on iOS
Review reminders to build daily study habits
Four-level rating system for card performance
Simplify any topic or web page into clear, ELI5 explanations
Analogies and discovery stories that make ideas stick
Quizzes and self-testing on every article
AI-designed guided learning journeys
Verifiable certificates on completed journeys
Private, incognito learning mode
Available in 13 languages
Key-term tooltips and progress tracking
Ask Baiku questions feature
Create and publish your own learning journeys
What makes it different
No deck-building required—start learning immediately from ready-made BrainPods with images and audio pre-loaded
Dual coding: visual memory anchors paired with words for stronger retention
AI coach Mira provides personalized study plans and learning insights
Calm, distraction-free interface focused on learning over gamification
Based on proven cognitive science: active recall, spaced repetition and dual coding
Works on any topic or web page by pasting a link or searching
Completely free to read every article, always
Explains content in simple, ELI5 language for anyone to understand
Braintain
Baiku