Use this free online mandolin tuner to tune up your mandolin. This is for the standard GDAE mandolin tuning. For other methods on how to tune your mandolin go to our Mandolin Tuning Methods page. Click on the note for the string you want to tune and then turn the tuning pegs on your mandolin and match it up with the tone that is being played. The thing that is special about mandolins, is that the strings are in pairs of 2. Each string in a pair is exactly the same note. The reason why mandolins are like this is because it creates a cool chorus-like effect.

Online Mandolin Tuner
tune your mandolin