• I always HAD a hard time tuning my guitar but with this, it was so perfectly easy. My guitar will NEVER be out-of-tune again as long as this website exists.–Jolla

  • Thank you very much , it is very useful and easy to use . A total help.–Oprea Ciprian

  • Great , amazing and gorgeous tuner.–Naveen

  • Thanks a lot! before this page i Had 2 visit so many online tuners but never got TUNED!

  • Very amazing website, well done! :)–Guitar Tuner user

  • Thanks a lot for this great online app. Easy and very friendly to use as compared to some other online guitar tuners!–Arka Sen

  • Great tool, Thanks! Gb.Carlos

  • Thank you so much you saved my money, God bless you. No other online tuner is as good as this one, simply awesome. Thank you very very very much :)–Manuj

  • One of the nicest tools on the NET. THANKS!–Lee Stevens

  • Very amazing website, well done! :)–Guitar Tuner user

  • Finally This Is What Ive Been Searching For... Thank God For Technology–Guitar Tuner user

  • Works for my violin too! :-)–g

  • Excellent!–Jeff

  • Now in just 1 minute i can now tune my guitar thanks–Ulyssesdguitarist

  • I love this guitar tuner because I got my first guitar and this has been really helpful. Thank you!–Ria

  • Thanks a lot! before this page i Had 2 visit so many online tuners but never got TUNED!–Vack

  • The best online tuner.–Isu

  • Thank you very much indeed creators of this apps, this is my guitar tuner that will never be misplaced…–Dyun Gases

  • Thanks a lot for this. I’ve been searching the web and downloaded a bunch of apps and this was right on the money. I’m just learning so I’m trying to play horse with no name and after a day playing the (only) 4 chords it sounded nothing like it should. Tuning my guitar with this tuner made a huge difference. Thanks a lot.

  • Good, so good for guitar players!–Madushanka Rajasinghe

  • Awesome!!!! Awesome!!!! Awesome!!!! Awesome!!!! Your software render me speechless. :) Thanks for such a marvelous contribution. :)–Abubakar Ilyas

  • Fantastic job, this works perfectly–Ian

  • The greatest guitar tuner ever. Thank you very much. Continue the good work.–Pasindu Sandeepa

  • Thank you so much, I’ve had trouble with my G string for so long but now when I found this i got it, the whole guitar in tune! Great!–Conny

  • I love it–Samir Raine

  • Useful, like it very much!–SitOnTree

  • Its awesomeeeeeeeeeeeeeeeeeeeeeeee–Hasan

  • Thanks :)–Guitar Tuner user

  • It’s awesome….thankyou very much….–Deepak

  • Good for us who have internet …… i like so much. thank you for guitar tuner–Dura

  • I love this tuner! I’ve gone to all sorts of different sites, and they all only play the sound that the string is supposed to be. thank you soo much :)–Lynn

  • Thank you. Good work. Keep it up.–jitendra

Smartphone & Tablet App

The professional guitar tuner app for smartphones and tablets. Supports iOS and Android.

Guitar Tuner App

Online Guitar Tuner

The tuner is chromatic, accurate and automatic. Use your built-in microphone or plug in your electric guitar.

Get tuned

Guitar Tuning

Learn about guitar tuning. A must read for both the beginner and the experienced musician.

Guitar tuning