Sing in perfect pitch on your iPhone or iPad. PitchLock is a real-time vocal pitch corrector that locks your voice to any key and scale — as a native AUv3 effect inside AUM, GarageBand, Cubasis, Loopy Pro, or any AUv3 host. FEATURES - Low-latency pitch detection and correction (YIN-based) - 54 scales from Chromatic to exotic — pick a key, pick a scale, sing - Key and Scale exposed as host parameters — automate or MIDI-map them - Retune speed from subtle to hard snap - Humanize: relaxes correction on held notes to keep vibrato natural - Formant tone control and dry/wet amount - Built-in tuner showing detected note, target note, and cents offset - Adaptive UI from a compact AUM slot to full-screen iPad Whether you are rehearsing, recording, or performing live, PitchLock keeps every note in tune without changing your natural tone. No account, no ads, no tracking. Audio is processed on-device and never recorded or stored. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/