Unlock Intervals Pro Trainer Lifetime Pro Access for free. Intervals Pro Trainer is a focused ear-training app for musicians who want to build confident interval recognition. Train melodic and harmonic intervals with clear synthesized tones, flexible sessions, and a calm, distraction-free interface. Lifetime Pro Access unlocks the full interval library and advanced training options. Features: • Train melodic and harmonic intervals • Choose root notes and interval sets • Preview intervals instantly with accurate audio • Adjust difficulty and session length • Track accuracy with trend charts and practice history • Review session timing, difficulty, and results • Practice heatmap to build consistent habits • 29-language interface support • No ads, no tracking, and no account required Ideal for singers, guitarists, pianists, producers, music students, and anyone developing their musical ear. Redeem this App Store offer code to unlock permanent Lifetime Pro Access.