Learning
Get smarter — 60+ apps, all free and open source.
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Atomic - Periodic Table
The periodic table, offline and in detail
Binaural Beats
Tone sessions for sleep, focus and relaxation
iNaturalist
Find out what plant or animal you just saw
Free Dictionary
Look up word meanings using free, open dictionary data
Celestia
Fly around the real universe
Arity
A scientific calculator that draws your functions
Jiten
Look up Japanese words, kanji, and their meanings
PlantRecog
Point your camera at a plant to learn its name
Driftly
Keep an eye on your class attendance
Graded
Work out what your grades add up to
Schulrechner
The school calculator, on your phone
Flashcards
Study smarter with AI-assisted flashcards that stick
Aucards
Cards to show when speaking isn't possible
words.hk
Look up Cantonese words and their meanings
Algo Phantoms
Practice coding problems and learn data structures on your phone
dikt
Look up words offline, with everything in thumb's reach
Flash Deck
Make flash cards and quiz yourself until it sticks
Light Island Timetable
See your class schedule and keep it synced across devices
QuizFlow
Build word lists and study them as fun flashcard games
KBBI
The official Indonesian dictionary, right on your phone
Adapt It Mobile
Help translate between languages that are close cousins
Spell4Wiki
Record your voice to help build free, open dictionaries
AttendMate
Track your classes and see how many you can safely skip
Mindfulness Meditation
Guided meditations to help you slow down