Clefy: Learn Music Theory

Learn music theory the fun way, five minutes at a time. Clefy turns reading music into short, playful lessons. Tap a note, hear it instantly, and watch your streak grow. No account, no ads, works offline. WHAT YOU'LL LEARN • Read the treble and bass clef, note by note • Rhythm: whole, half, quarter and eighth notes, beats in 4/4 • The piano keyboard, sharps, flats and enharmonics • Ear training: higher or lower, major or minor • Intervals, from 2nds to octaves • Major scales: C, G, F and D • Chords: build and hear major, minor and diminished triads HOW IT WORKS • 8 units and 32 bite-size lessons • Instant piano sound for every note you tap • Mistakes come back at the end of the lesson until you get them • Smart review drills your weakest notes and sounds • Daily goal, XP and streaks keep you coming back • Gentle daily reminder at the time you choose FOR EVERY MUSICIAN Piano, guitar, violin, voice, ukulele or saxophone: theory works the same on every instrument. Great for beginners, students preparing for theory exams, and anyone who wants to finally understand what's on the page. PRIVATE BY DESIGN No sign-in, no tracking, no data collection. Your progress stays on your iPhone. Privacy Policy: https://clefy-frontend.vercel.app/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/