GuitarTunePro

Spec sheet

What it does

GuitarTunePro is a browser based chromatic tuner that uses a device microphone to tune guitar, bass, and ukulele.Read 8 Oct 2026 · guitartunepro.com

Intended users

The maker describes it as designed for beginners, intermediate and professional players, teachers, and students.Read 8 Oct 2026 · guitartunepro.com

Support

The contact page says the maker typically responds to support emails within 24–48 hours.Read 8 Oct 2026 · guitartunepro.com

Accuracy limits

In the site's synthesized signal tests, single reading error stayed under 5 cents in quiet conditions and had a worst case around 8 cents in noisy conditions; the page says it did not test real guitars or microphones.Read 8 Oct 2026 · guitartunepro.com

Additional tools

The site also offers a chord finder, ear training, string tension tool, chord library, metronome, and vocal pitch detector.Read 8 Oct 2026 · guitartunepro.com

Audio privacy

Audio processing happens on the user's device, and the site says audio data is never sent to a server.Read 8 Oct 2026 · guitartunepro.com

Instruments

It supports 6 string, 7 string, and 12 string guitars, 4 and 5 string basses, and ukulele.Read 8 Oct 2026 · guitartunepro.com

Offline use

The site says the tuner works offline after its first load as a Progressive Web App.Read 8 Oct 2026 · guitartunepro.com

Tuner features

The tuner includes automatic string detection, a real time cent readout, a visual peg guide, reference tone playback, and Beginner, Standard, and Pro accuracy modes.Read 8 Oct 2026 · guitartunepro.com

Tuning detection

The live tuner uses a YIN inspired autocorrelation algorithm on 4096 samples at a 48 kHz sample rate.Read 8 Oct 2026 · guitartunepro.com

Tuning presets

Presets include Standard, Drop D, Half Step Down, Full Step Down, Open G, Open D, Open A, and more.Read 8 Oct 2026 · guitartunepro.com

Plans and prices

Every GuitarTunePro plan and price →

Where Specifiction places it

• Musical Tuner Apps#20 of 327.6