StringTrue: Guitar Tuner

StringTrue is a focused, easy-to-use guitar tuner. It starts detecting pitch as soon as you open it — no account, no ads, and no unnecessary setup. Features: - Standard, Drop D, Dsus4, Open G, Open D, and Half Step Down tunings - Chromatic mode with note, octave, frequency, and cents - Tap a string to lock its target; tap it again to return to automatic detection - Sound, animation, and haptic confirmation when stable within ±2 cents - Multiple A4 reference pitches with on-device preference saving - Audio is analyzed in real time only on your device and is never recorded or uploaded