Free online tuner for guitar, ukulele, violin, and more. Play your instrument into your microphone and adjust the pitch until the notes are in tune.

Free online instrument tuner. Tune your guitar, ukulele, violin or any other instrument. Get in tune easily and accurately without installing anything.

Tune your guitar online with a microphone! The guitar tuner will determine the frequency of the sound and help you to correctly adjust each string.

A tuner is a device musicians use to detect pitch accuracy. It will let a musician know if the note they are playing is sharp (too high), flat (too low), or if it is in tune.

Our online tuner will pick the closest note and let you know whether you need to tune up or down to reach it. On our specific instrument tuners, we also let you know how close you are from the closest …

Tune your guitar instantly with the free Online guitar tuner by GuitarTuna. No sign-up required — fast, accurate, and easy tuning for all skill levels!

Free online guitar tuner from Fender. Tune your acoustic, electric or bass guitar, select from standard tuning, 12 alternate tunings or customize your own!

Our tuner uses the built in microphone on your laptop or mobile device to detect the frequency of each string on your guitar as you play each note.

Free online guitar tuner app - tune your guitar instantly using your microphone. Works for acoustic, electric & bass guitars. Standard, Drop D, and 30+ tunings. No download needed.

Find the perfect tuner for guitar, ukulele, violin, and bass on Tuner.wiki. Enjoy free, accurate, and easy-to-use online tuning tools for all your musical needs!