Turn Your iPhone Into A Music Calculator

Audiofile Engineering Intros Backline Calc 2.0      18/05/10

Turn Your iPhone Into A Music Calculator

Buying Choices

Audiofile Engineering has released Backline Calc 2.0, an updated version of its music calculator app for Apple iPhone and iPod touch. Backline Calc offers more than 20 music-related calculators and converters.

The Backline Calc app is free to download and includes three basic calculators: Note Length, Frames to Time code, and File Size. The rest of the calculators can be purchased and unlocked directly from within the app.

Free Calculators


  • Note Length


  • Frames to Timecode


  • File Size

Paid Calculators


  • Bar Length
  • Song Length
  • Beats to Tempo
  • Time to Samples
  • Compare Tempos
  • Change Tempo
  • Sum Times


  • Note Name to...
  • MIDI Note to...
  • Frequency to...
  • Wavelength to...


  • Convert Timecode
  • Change Timecode


  • Compare Power
  • Compare Voltage


  • Distance to Time
  • Time to Distance
  • Sound Pressure Level (SPL)
  • Panning


Pricing and Availability

Backline Calc 2.0 is available now for free (with three calculators) or $2.99 (with all calculators).


James Lewin
Twitter @podcasting_news


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