AI flashcard app with ready-made learning collections and spaced repetition
Free interactive 3D model of the universe built on real NASA data
Stage
Not given
Not given
Founded
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Based in
ES
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Pricing model
Freemium
Free
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.
Not given
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
Guided solar system tour with narration in 10 languages
Real NASA planet maps and spacecraft trajectories
Exoplanet discovery using real TESS telescope data
Real recordings and sounds from space missions
3D exploration of Solar System and Milky Way
Runs directly in web browser without installation
Gravitational wave data visualization
Milky Way 3D mapping from ESA Gaia data
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
Built entirely on real NASA data and scientific observations with no made-up elements
Free to use with no account or tracking required
Available in 10 languages globally
Hunt for real exoplanets using actual TESS mission data
Interactive narrated tours guide users through the universe like a museum guide
Braintain
Space Simulator