World's Finest Online Calculators

Basic Calculator Ad-Free


Same capabilities as our popular ad-funded 15-Feature Basic Calculator,

plus . . .

  • No ads
  • No website frame
  • Small Footprint

Gets you a robust calculator with no distractions.  Great at school, in the office or laboratory, and at home.  You can copy and use the calculator you buy on all your devices.

Get yours now . . .

$5 PayPal Payment  ▶  

We also have a Secure version available.

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Intuitive Controls

We worked to make our Basic Calculator the easiest most intuitive four-function calculator on the Web . . .


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