PitchLock: AUv3 Vocal Tuner

Real-time vocal pitch correction as a native AUv3 plugin. Pick a key, pick a scale, sing.

PitchLock is a real-time pitch correction effect for your voice, built as a native Audio Unit v3 (AUv3) plugin.

Use it inside any AUv3 host — AUM, GarageBand, Cubasis, Loopy Pro and more — or open the app for an instant live preview with your microphone.

FEATURES

• Low-latency pitch detection and correction (YIN-based)
• Key and scale snapping: Chromatic, Major, Minor, Harmonic Minor, Pentatonics, Blues
• 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 display showing detected note, target note, and cents offset
• Adaptive UI that works from a compact AUM slot to full-screen iPad

No account, no ads, no tracking. Audio is processed on-device and never recorded or stored.