musicMath Touch Calculator

This looks like it might be handy for some people. Here's the description:

musicMath is a musical tool that includes timecodes calculator and converter, tap tempo, a conversion table from tempo to milliseconds and hertz, and a conversion table for notes to frequencies.

Timecode:

• Add and subtract timecodes or frames.
• Convert a number of frames to timecodes.
• Simultaneously convert the number of frames and the timecode.
• Automatic recognition of number of frames per second or full or partial timecode.
• Conversion of timecode when changing the frames format.
• Managing frames formats 23.976 fps, 24 fps, 25 fps, 29.94 fps, 29.97 fps, 29.97 fps drop frame, 30 fps, 50 fps, 59.94 fps, 60 fps.
• Real time display for formats 23.976 fps, 29.94 fps, 29.97 fps 59.94 fps.
• Unlimited history calculations.
• History can be saved and exported to other applications.

Tap Tempo:

• Improved algorithm for impresize tap.
• Transfer calculated tempo to other musicMath tools.

Delay:

• Convert tempo to milliseconds and hertz.
• Convert for whole-note, half-note, quarter-note, eighth-note, sixteenth-note and thirty-note for dotted notes and triplets.

Notes:

• Convert Midi notes to frequencies.
• Adjustable diapason.
• One hundred selectable temperaments.
• Visualization of intervals in cents for each temperament.
• Taking into account the temperament for the calculation of frequencies.