Start note is picked uniformly between Lowest and Highest.
If Lowest > Highest, they will be swapped internally.
If none are selected, Scale test will refuse to start.
If none are selected, Jens test will refuse to start.
Test: 0 / 10Score: 0Direction: ?Start: ?
Press "Start Test" to begin.
Notes played: -
Your stats
Based on correct and wrong answers across all tests. Wrong answers are weighted so you'll see them more often if you get them wrong more often.
Learn scales & jens
How the app works
Choose Scale test or Jens test. In Settings you can set the note range, direction (up/down/random), number of tests, and which scales or jens (tetrachords) to include.
Press Start Test to begin. A scale or jens is played on the piano; pick the correct answer from the choices. Use Replay to hear it again, Hint to lock half+1 of the wrong choices (once per question), and Next to continue. Exit returns to the mode selection.
Click the Direction and Start pills to reveal the playing direction and starting note for the current question.
Keyboard shortcuts
Space — Replay
Enter — Start test (when on first screen) or Next (after answering)
1–9 — Select choice 1–9
- — Select choice 10
Esc — Close modal, back from Settings, or exit test