Firefox can browse these pages, but voice recognition features require Chrome, Edge, or Safari.
Usage statistics — a random player number, active time (including while audio plays), and exercise results — are recorded on this site's server.
Scales
Voice-controlled scale practice with an embedded sing test.
Intervals
Pattern drills and ear training: identify and sing intervals.
Phrases
Generate and reproduce scale-degree phrase patterns.
Staff
Scrolling grand-staff sight singing with live pitch trace.
Trace
Trace your sung pitch against key-aware guide lines.
Pitch
Real-time pitch meter and scale matching.
Lyrics
AI-assisted voice music player.
Books
Ebook to audiobook conversion.
Wording
Coin new words from two sets and score how cool they sound.
Games
Eleven Find puzzles. The score updates as you fill letters.
Deploys
Auto-updating deploy duration chart from GitHub Actions history.