Tune Lab
Guitar Tuner
0 ratings
Free
About
Tune Lab — Simple, accurate guitar tuner that works instantly.
Just pluck a string. Tune Lab listens through your microphone and
shows you exactly how in tune you are — no buttons to press,
no setup needed.
FEATURES
• Real-time pitch detection via microphone
• Visual needle dial showing deviation in cents
• All 6 guitar strings: E2 · A2 · D3 · G3 · B3 · E4
• Reference tone for each string to tune by ear
• Clean dark interface, easy to read in any lighting
• No internet required · No account needed · Completely free
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What's New in Tune Lab
1.1
July 2, 2026
A fresh, easier-to-read tuner: • Big center note with a smooth pointer on the dial • Turns green and vibrates when you're in tune • Mic starts automatically — nothing to tap • Clear tune up/down hints with the string name • New Auto mode detects the string you play Same accurate pitch detection, cleaner dark design.
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