Icon64 M! 3.0

M! v3.0 (Macintosh) - Scaling at the Computer. Upgrade from M! 2.0


This is the upgrade version of M! 3.0. You'll need your M! 2.0 serial number later in the purchase process.
If you do not have a M! 2.0 serial number, please click here for the full version of M! v3.0

M! has all the features of the successful scaling slide rule, used the world over by organ builders, experts and amateurs. In addition, M! offers straight-forward intuitive usage and all the advantages of modern computer programs.

Features include:

  • Easiest diagramming of scalings
    • graphically
    • calculated (broken scales, addition constants, etc.)
  • Comfortable analysis of existing scalings
    • numerical input of scalings
    • import of scalings form other programs
  • Clear management of scales
    • freely arranged stop list
    • multiple masking of scale curves on the graph
    • simple placement of commentary on the graph
  • Multiple readout possibilities
    • graphs of scales in various combinations
    • spreadsheets of all measurements (deviance from mean, diameter, width of mouth, theoretical length, end compensation and much more) for values between C1 and c61 (also selectively, e.g. C-F#)
    • export of spreadsheet into other programs (e.g. Excel™)
    • copy and paste of spreadsheets (or parts thereof) in text programs
    • printout of scales
  • Reuse of existing scales
    • compilation of divisions simply by copying scaling from existing M! files
  • Use as a documentation medium
    • M! is available for Windows™ and Apple OS X™ *)
    • All documents created with M! can be opened by any of these platforms *)

System Requirements:

  • Mac OS X v10.10 (Yosimite) or newer


  • License Key
  • Downloadable Application
  • Downloadable PDF User Guide

*) M! v3 is currently only available for Mac OS X. A Windows version of M! v3 is coming soon. M! v3 is able to open files created with M! v2 (Mac or Windows) but not vice versa.

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