What's New

Added MIDI out. Send MIDI note on/off commands to external apps like Apple's GarageBand® or connected external MIDI hardware.
Support for Dark Appearance. Bug fixes and performance improvements.

App Description

Over 100 scales, modes, and thaats played for you in your selected rhythm and tempo.
Notated in Treble, Alto, Tenor, or Bass clef for instruments in Ab, Eb, Bb, F, C, G, D, A, and E.
Play along on your transposing instrument.

While playing, the Notation animates the written pitches while the Piano animates the concert pitches.
Playback variations include looping, with a variable rest and root transposition between repetitions.
Set a 0, 2 or 4 beat initial count-off.
Playback the scale in 1, 2 or 3 octaves.

Easily share or save the scale in musical notation or piano keyboard diagram in a pdf file. (ie: Print, iMessage, AirDrop, Email, etc.)

Drive your own software or hardware synth via MIDI to hear the instrument you want, or use the app's own acoustic piano.

A quick and easy reference tool for practicing your instrument. Broaden your knowledge and technique.

iPhone Screenshots

(click to enlarge)

Scales Lexicon screenshot 1 Scales Lexicon screenshot 2 Scales Lexicon screenshot 3

App Changes

  • June 16, 2019 Initial release
  • September 16, 2023 Price increase: $4.99 -> $5.99