True Guitar Tuner

True Guitar Tuner

Gilman Labs

Available on Google Play
4.1(52)
10,000+ installsFreeMusic & Audio

Updated Oct 10, 2026 · v1.0.2

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Precise guitar tuner with alternate tunings, chord finder & 432 Hz support

Unleash your full potential with True Guitar Tuner, the smart, all-in-one musical tool designed for guitarists of all levels. Whether you're a beginner learning your first song or a pro dialing in your tone, our app ensures you sound your best with precise, rock-steady tuning and a suite of powerful features. KEY FEATURES: 🎸 HIGH-PRECISION GUITAR TUNER Chromatic & Alternate Tunings: Get in tune fast with our accurate chromatic tuner, or explore a large library of alternate tunings — standard, drop, open, Eb, bass, ukulele, banjo, violin, and more — with a single tap. See Your Target Notes: Every tuning shows its notes right in the list (like E · A · D · G · B · e), and the tuner highlights each string as you play it so you know exactly what to tune to. Adjustable Reference Pitch: Go beyond standard 440 Hz — set any A4 concert pitch (like 432 Hz) and the whole tuner, every alternate tuning, and the reference tones all adjust automatically. Audio Interface & USB Mic Support: For the ultimate precision, use the dropdown selector on the tuner screen to connect directly to your USB or audio interface. Customizable Skins: Change more than just the look! Tap a skin thumbnail to switch between interfaces, each with a unique design and different readouts, like the precise target frequency in Hz. 🎵 BUILT-IN CHORD FINDER Instant Chord Library: Don't know how to play a chord? Select one from our huge list — from simple majors and minors to complex shapes like the "Hendrix Chord" — and see exactly how to play it. Clear Diagrams & Fingering: Get easy-to-read chord charts plus fret-by-fret and finger-by-finger instructions to master any shape. Great for Learning: Perfect for picking up new songs, writing your own music, and finally understanding those tricky chord names. 🎶 LEARN & TRAIN Tuning Guides: Curious about a tuning? Tap the Info button next to it for a quick rundown — what it is, fun facts, famous players and songs, and tips for getting started. Ear Training: Tap the play button (▶) next to any string to hear its perfect pitch and tune by ear. WHY YOU'LL LOVE TRUE GUITAR TUNER: ✅ Simple & Intuitive: A clean, modern design that's easy for anyone to use, with a quick welcome guide on your first launch. ✅ Pro Settings: Tap the three dots (⋮) to adjust the A4 "Concert Pitch" reference frequency and more — perfect for 432 Hz tuning or matching other instruments. ✅ Optimized for Performance: A fast, responsive, and reliable experience every time you open the app. ✅ Privacy-Focused: We respect your privacy. With a clear consent system powered by Google's User Messaging Platform, you're always in control of your data. Download True Guitar Tuner today and take your playing to the next level!

Released
December 3, 2015

10 years on Google Play

Version
1.0.2
Updated
Oct 10, 2026
Content Rating
Everyone
Installs
10,000+
Developer
Gilman Labs
Website
https://gilmanlabs.com
Email
appdev@gilmanlabs.com
In-app purchases
No

This app isn't currently appearing in any tracked top charts.

Rating breakdown

5★
40
4★
0
3★
0
2★
0
1★
8