Hear standard instrument tunings
Play each open string in order on guitar, bass, ukulele, violin, koto and more.
Guides
Instrument tuning guides
String notes, tuning comparisons and step-by-step instructions.
Free interactive tool
Compare guitar tunings, string by string
Standard, Drop D, half step down, D Standard, Drop C and open tunings. Choose where you are starting and see exactly which strings change.
Guitar · Find the difference
Drop D, D Standard or Drop C?
The same low D can mean five different strings. See all the notes together, then follow the changes from your current tuning.
Guitar · Alternate tuning
How to tune to Drop D
One string changes. Get the right D, understand the octave and keep the other five strings in place.
Guitar · Alternate tuning
DADGAD: which strings change?
Compare it with Standard, Drop D and Open D, then tune the right strings.
High G vs. low G ukulele tuning
Hear both G strings, check the octave by ear and find the right string for your setup.
Reference-pitch help
Playing with a different A reference? Understand 432 vs 440 Hz and how it differs from changing a tuning.
MultiTuner for iPhone
MultiTuner includes all its built-in tunings, chromatic mode and two saved tuners free. No ads or MultiTuner account.