AltTuner: The Alternate Tuner

Most tuner apps treat alternate tunings as an afterthought. AltTuner is built around them. Discover the secret weapon behind iconic guitar tones. From Keith Richards' Open G to My Bloody Valentine's shoegaze drone stacks — learn the exact tunings used by 145+ artists worldwide. PRECISION TUNER Accurate real-time pitch detection with visual feedback. The clean arc meter shows you exactly how flat or sharp you are. 55+ ALTERNATE TUNINGS Drop D, Open G, DADGAD, Nashville, Shoegaze Drone, and dozens more. From metal drop tunings to folk open tunings to experimental configurations. 320+ SONGS See exactly which tuning was used on "Start Me Up," "Loveless," "Kashmir," "Black Hole Sun," and hundreds more tracks. 145+ ARTISTS Led Zeppelin. My Bloody Valentine. Joni Mitchell. Nirvana. Sonic Youth. Nick Drake. The Black Keys. Soundgarden. All organized by the alternate tunings they use. DISCOVER CONNECTIONS Start with an artist you love. Discover that Nick Drake and Led Zeppelin both used DADGAD. See which artists share your favorite tunings. NO SUBSCRIPTIONS Buy once, own forever. No recurring fees, no accounts. Everything runs on your device. 100% PRIVATE Audio is processed in real-time and never recorded. No analytics, no tracking. PRO UPGRADE Free version includes the complete artist/song database, tuner, and core tunings. Pro unlocks all 55+ tunings and unlimited favorites.