Trinity Theory Practice

Trinity Theory Practice helps young musicians master music theory for Trinity Grades 1 to 5 — with friendly, bite-size practice that actually sticks.
PRACTICE EVERY TOPIC
Intervals, note reading, key signatures, scales, triads, cadences, rhythm, bar lines and more. Quick drills give instant feedback, so mistakes turn into learning.
LESSONS FOR YOUR GRADE
Syllabus-ordered lessons match the grade you choose, so you always know what to study next.
FULL MOCK EXAMS
Sit a timed mock exam that mirrors the written theory paper, then review every answer and track your scores over time.
LEARN FROM MISTAKES
Every wrong answer is saved to a personal mistake book for focused review.
DESIGNED FOR YOUNG LEARNERS
Big, clear notation and a friendly owl guide make theory approachable for ages 5–14, on iPad or iPhone.
FREE TO START
Practice 10 questions a day for free. Upgrade to Pro for unlimited practice, mock exams, and AI-checked melody writing.
Pro is available monthly, yearly, or as a one-time lifetime purchase. Payment is charged to your Apple ID. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the period; manage or cancel anytime in your App Store account settings.
Privacy Policy: https://theorypractice.app/privacy
Terms of Use (EULA): https://theorypractice.app/terms