Chart standing · US
What changed · US
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Price & rating history · US
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About
Tune your 12-string guitar by ear with clean, accurate reference notes. 12 String Tuner is a straightforward utility designed for fast setup, practice, and performance. Tap any string button to hear the target pitch, then tune until your guitar matches. Features: + Reference-note tuning for all 12 strings + Popular alternate tunings, including drop and open tunings + Favorite tunings for quick access + Remembers your selected tuning between sessions + Visual string overlay to help identify the active string + Loop mode for repeated reference playback + High-contrast interface with light and dark mode support
What's new · 3.0
Added requested tunings. Added tuning safety labels and confirmation prompts for higher-tension/custom-string presets. General stability fixes and UI polish.
Details