Guitar Tuner - Perfect Tune

Guitar Tuner — Perfect Tune is the fastest, most accurate way to tune your guitar or bass. Built for musicians who care about precision, with a clean interface and zero distractions. KEY FEATURES • Studio-grade accuracy — advanced YIN pitch detection algorithm delivers professional precision down to 0.1 cents • 40+ tunings included — Standard, Drop D, Drop C, Open G, Open D, DADGAD, Half Step Down, and many more for 6 and 7-string guitar • Bass support — full tuning library for 4 and 5-string bass • Chromatic mode — detect any note in any octave, perfect for non-standard instruments • Adjustable reference pitch — set A4 from 410 to 470 Hz for orchestras, vintage instruments, or alternative tunings • Audio confirmation — optional success tone plays when your string is in tune, so you can keep your eyes on the fretboard • Reference notes — tap any string to hear the target pitch • Beautiful, focused design — light, dark, and system themes • 6 languages — English, Spanish, French, German, Italian, Russian PRIVACY-FIRST • No ads • No tracking • No data collection • Works fully offline • Microphone audio never leaves your device WHO IT'S FOR Guitarists and bassists at every level — from beginners learning their first chords to working musicians who need to drop into open tunings on stage. Studio-quality accuracy in your pocket, without the clutter or the ads. Tune up. Play on.