Just Tune - サブスクリプション嫌いのミュージシャンのためのプロチューナー

Just Tune is a simple yet full-featured guitar and general chromatic instrument tuner. No ads. No subscriptions. No tracking. Just Tuning. ▸ CHROMATIC TUNER Tune any instrument with our accurate chromatic tuner. See your note, octave, and cents deviation. A selectable-octave keyboard gives you reference tones. ▸ GUITAR MODE A fretboard visualization shows exactly which string you're tuning. Watch the indicator light up as you dial in your pitch. Tap any string to hear a reference tone. Supports 11 tuning presets for common tunings like drop d, bass guitar, Eb (half-step down), DADGAD, etc. ▸ DESIGNED FOR MUSICIANS • Fast startup, fast response • Large, readable display • Dark interface won't blind you in dim venues • Works offline, no internet required ▸ PRIVACY FIRST We don't collect your data or track you. The microphone is used only for pitch detection, audio never leaves your device and is never recorded. ▸ ONE-TIME PURCHASE Pay once, own it forever. No subscriptions. No extras. No in-app purchases. No ads. Yea it's not free, but the small charge is how we support app development. Just Tune was built by musicians who were tired of bloated tuner apps. We wanted something fast, accurate, and distraction-free.