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CoCalc is a transparent, lightweight calculator for everyday use with some interesting features:
  • Always on top
  • Fade when inactive
  • Customisable fade level for active/inactive state
  • Show/hide with global hotkey
  • Customisable decimal display amount
  • Switchable basic and scientific mode
  • Basic mode for everyday calculation
  • Basic functions are: add, subtract, multiply, divide, etc.
  • Scientific functions are: sin, cos, parenthesis, etc.
  • Scientific mode are: deg, grad, rad
  • Saveable and printable tape display
  • NET/VAT percent keys

What's New

Version 1.1:
  • Issue typing '0' (B10707#01) fixed
  • Minor visual update


  • OS X 10.9 or later

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CoCalc User Discussion


Current Version (1.x)


Downloads 172
Version Downloads 104
License Commercial
Date 09 Nov 2014
Platform Intel 64 / OS X
Price $0.99
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