Every chord. Every scale. The whole neck.

Chords, scales and pedal moves for steel guitar, guitar, mandolin, bass and piano. Completely free, no ads, no account.

String Nav on a phone, showing the C chord on E9 pedal steel with the A and B pedals down

What's not here

Everything other chord apps get wrong, gone.

What you get

See the neck the way
good players do.

Every chord in the key

I through vii° in any key, plus 7ths, 9ths, sus and the country chords like II7 and ♭VII.

Pedal steel, for real

Pedals and knee levers on E9 and C6. Pick a copedent or build your own, and see exactly which pedals make each chord.

Explore the neck

Light up any scale, chord or note across the whole neck. Pentatonic boxes, 3rds and 6ths, and every mode.

Smooth changes

Change chords and arrows show which fingers move and which stay put.

Find the key

Tap the chords a song uses and it tells you the key and the numbers.

Diagrams and tab

Classic chord boxes for guitar, mandolin and bass. Steel tab with string numbers and pedals.

Print chord sheets

A clean one-page sheet of any key. Preview it first, then print or save a PDF.

Save your shapes

Star the voicings you love on any instrument and print them as your own cheat sheet.

Big view

A giant chord name and the neck, readable from a music stand.

String Nav showing the A minor pentatonic scale across the guitar neck as scale numbers

Explore

See the pattern, not just the dots.

Switch the neck to numbers and every scale becomes a shape you can move to any key. Lay a scale over a chord and see which notes fit before you play them.

MajorMinorPentatonicMajor bluesMixolydianDorianLydianHarmonic minorMelodic minor

Every instrument, free

Five instruments.
Every tuning you need, plus your own.

E9 · C6

Pedal steel

Real copedents, pedals and knee levers. Edit your own setup.

C6 · A6 · E7

Lap steel

6 and 8 string, B11, open tunings and more.

E A D G B E

Guitar

Standard, Drop D, DADGAD, open G, D and E.

G D A E

Mandolin

Standard plus cross tunings for fiddle tunes.

4 · 5 string

Bass & Piano

Arpeggios for bass. Both hands, inversions and the staff for piano.

Made for players

Built by a working
musician, for the gig.

01

Steel players

See the move. A+B turns the I into the IV right on the neck, and the app tells you which pedals make every chord.

02

Teachers

Print the chords for any key on any instrument and hand it to a student.

03

Session players

Flip chord names to Nashville numbers with one tap.

04

On stage

Big view puts a giant chord name and the neck on your music stand.

05

Learning a song

Tap its chords and Find key tells you the key and the numbers, then takes you there.

Get the app

Put it on your home screen.

It gets its own icon, opens full screen, and works without signal.