Note Precision: Intervals vs ToneGym

Note Precision: Intervals is an ear-training app for recognizing musical intervals with exercises adapted to each learner. Its ZDP engine models ability and selects exercises intended for a 65 to 85% success rate. The L.U.C.I.D. Journey has five progressive tiers, from the second to the octave, with spaced reviews. Learners receive interval-by-interval statistics, streaks, and success rates. The app runs on Android, iOS, and macOS, works offline, and requires no account or registration. Up to three profiles can be used on one device, and the app is available in 12 languages. Listed accessibility features include VoiceOver, increased contrast, color-independent cues, and a dark interface. On supported Apple devices, Apple Intelligence can analyze sessions on device and provide practice advice; sessions can also be added to the calendar. App data is stored on the device, with no tracking, advertising, third-party analytics, or crash-reporting service. Level 1 costs nothing; full unlock is €9.99 as a one-time purchase.

ToneGym is a gamified ear-training platform and social network for musicians. Its daily workouts and games cover intervals, chords, scales, rhythm, melody, sight-reading and sight-singing. The homepage describes five short training games in a daily workout, with games adapting to the user's level. Members can follow progress through the ToneGym Performance Index and detailed statistics, and take part in competitions, weekly contests and community spaces. ToneGym Pro includes all ear-training games, full daily workouts, advanced statistics, interactive tools and a personalized practice plan. The teacher version supports online classes, custom quizzes and tests, class results, student progress monitoring and assignments within the platform. A free membership provides limited access to training and learning tools. The pricing note lists paid access from $6.25/mo (annual); separately listed Apple App Store subscriptions cost $13.95 per month or $74.99 per year and renew automatically. Website yearly and lifetime plans have a 30-day money-back guarantee, while website monthly subscriptions are not refundable. ToneGym is available on Android, iOS and web.