ClefSlip

ClefSlip is a Lifestyle music-theory practice stand: today's PracticeSlip is already clipped under the brass clef on warm paper. Run the face-up DrillItem, check an interval by ear or talk, pin a MissMark, and let tomorrow's slip rewrite from what you missed. Cold start walks OnboardingView ? SLIP / EAR / WEEK ? then opens Slip / Plan / Misses. NestedAgentController loads in-app SkillPacks (compose-slip, run-drill, check-ear, pin-miss, lock-slip, bind-sheet). Optional DeepSeek coaching turns run only after Allow DeepSeek sharing; Don't Allow ? keep it local leaves slips, drills, EarChecks, and the miss ledger fully usable. No ClefSlip account. No In-App Purchases. Not Tenuto itself, an accompaniment / music generator, a clinical hearing tool, Kids Category, or a graded exam certificate. Privacy, Terms, and Support: clefslip-theory.pages.dev.