Free Online Bass Guitar Tuner for 4-String, 5-String, and 6-String Bass
Tune your bass guitar with clean reference pitches on Protuningtool.com. Choose 4-string, 5-string, or 6-string bass, keep standard tuning, shift the tuning up or down, hear each string one at a time, or play the full set in order before practice.
Use this bass guitar tuner to hear standard reference pitches for 4-string, 5-string, and 6-string bass guitar.
Best Way to Use This Tuner
Tune first, then move straight into scales, drills, and rhythm work while your bass is still ready to go.
Bass Guitar Tuner
Choose your bass type, then click any string to hear its reference pitch. Click the same string again to stop. Use Tuning Shift for half-step and whole-step changes, or use Play All Strings to hear the full tuning sequence.
Bass Guitar Reference
Use this tuner before practice sessions, recording, groove work, scale practice, and rhythm study. Tuning first saves time and makes every note sit better.
Helpful Bass Tools
Once your bass is in tune, keep the momentum going with tools that fit naturally into the same practice session.
Bass Guitar Tuner FAQ
Quick answers for using this bass tuner effectively.
What is standard tuning for a 4-string bass?
Standard tuning is E1, A1, D2, G2, moving from the lowest-pitched string to the highest-pitched string.
Can I use this tuner for a 5-string or 6-string bass?
Yes. Choose 5-string bass or 6-string bass from the Bass Type control to load the correct reference pitches.
How do I use this online bass tuner?
Choose your bass type, click a string button to hear that pitch, and match your bass string to the reference sound. Click the same button again to stop, or use the Stop button to silence everything.
What does Tuning Shift do?
Tuning Shift moves all the reference pitches together. That helps if you want to tune down a half step, down a whole step, up a half step, or up a whole step.
Keep Going After You Tune
A tuned bass is the starting point, not the finish line. Jump into scale finding, rhythm work, and bass practice drills while your instrument is already dialed in.
