• 

  Curve Editor 15 Apr 15

• 

  TeraPlot 22 Jan 15

• 

  Spirograph 22 Feb 15

• 

  SigmaGraph 10 Jan 17

• 

  Protech Geometry 11 May 16

• 

  Free Sales Tax Calculator 31 Dec 14

• 

  Visual Probability 31 Dec 14

• 

  ESBCalc Pro portable 26 Jan 15