Make a deck
Type a topic or import study material. Lumina writes question and answer cards you can review on your phone.
LuminaAI flashcards for Android
Ask a topic. Get a deck you can actually study.
Lumina turns a subject, notes, or a PDF into flip cards. Rate what you know, keep a streak, and pick up where you left off.
Free on Google Play · Education
Try it here
Study like the Android app
Same purple header, flip card, reveal button, and rating pills as Lumina on your phone.
Photosynthesis Overview
Card 1 of 520%
NOT YETGOT IT
1
What process converts light energy into chemical energy in plants?
Swipe right for Got it, left for Not yet. Or tap Reveal first.
Inside the app
From topic to deck in minutes
Import notes, generate cards with AI, study with swipes, and keep your streak alive.
Study your way
Flip a card, then mark Got it, Almost, or Not yet. Resume a deck from the last card you saw.
Keep a streak
A short session waters your plant. Come back tomorrow and it grows with you.
Blog
Study guides
4 min read
How to turn a PDF into flashcards in under a minute
Use Lumina to convert lecture slides, notes, or readings into a study deck on Android.
5 min read
AI flashcards for exam prep without rewriting your notes
Why prompt-based flashcards help when you are short on time before a test.
3 min read
Why daily study streaks actually work
Small sessions, visible progress, and a plant that grows with you.
FAQ
Common questions
Lumina is a free Android app that turns topics, notes, or PDFs into flashcards you can study on your phone. It uses AI to write question and answer cards from whatever you give it.
Ready to study?
Download Lumina free on Google Play and make your first deck in under a minute.