GuitarTunePro
Free Online High Accurate Guitar Tuner
GuitarTunePro launched on August 25, 2026 with 2 votes, #5,788 of 23,274 launches that month.
What it does
GuitarTunePro is a free, browser-based chromatic tuner for musicians tired of ad-cluttered or inaccurate tuning apps. What stands out: audio processing happens 100% locally in your browser - nothing is ever sent to a server, unlike most tuner apps. It offers ±1 cent accuracy with auto string detection, 10+ tuning presets (Drop D, Open G, DADGAD, Half-Step Down), and bass/ukulele support. No download, no sign-up, no paywall - just open the page and tune.
Free online guitar tuner — tune with your microphone, no app download. Chromatic tuner with Standard, Drop D, Open G, and 10+ tuning presets.
Tune by microphone in your browser, using a chromatic pitch detector. No app, no signup. Works for guitar, bass, ukulele, and more. Concert pitch for A4. 440 is the standard; many orchestras use 442. Autocorrelation-based pitch detection in your browser, with measured accuracy data to back it up. No download, no subscription, no compromise. GuitarTunePro is a free online chromatic guitar tuner built for players of all skill levels — from first-time beginners to touring professionals. It runs entirely in your web browser using the Web Audio API, which means you can tune your guitar with a microphone on any device without installing anything. Unlike many tuners that rely on simple frequency…from guitartunepro.com
Does a similar job
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Free Online Guitar Tuner. Uses your microphone to tune your guitar or other instruments!</meta>
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