123 Bass Tuner - Version 1.0 Can you tune the bass by ear? Try this free bass tuner from 123! Tuning by sight does nothing to help critical listening, but in the old days a bassist used only a tuning fork. Maybe that's why old music is still the best. Go to the next level of bass playing. Find a quiet room and listen to each note - then try and adjust your note to match. Over time, this technique will improve your musicality and boost sensitivity to low frequencies. Break out of common bass ruts and step up to supreme tuning skills. Tuning the bass can literally accelerate playing prowess so go ahead and step up your game. The digital tuner is a great help in a loud bar, but take some time alone in a quiet room. This is where massive improvements happen with your agility on the bass guitar. Whether you play funk, blues or electronic, it pays to keep advancing your bass playing.