Formulus Free - Formulas for Calculus
- iPhone/iPod Touch
- Price: FREE
- Link: http://www.appsto.re/formulusfree
- Main Features
- Formulas for Calculus 1 & 2 level problems
- Differential Equations formulas included in update
- Incorporates Admob advertisements as a secondary revenue source
- Notes
- Almost 200,000 downloads since version 1.0 (March 23, 2009)
- This was the first app I ever wrote. It introduced me to the iPhone SDK, and I gained experience with view and navigation controllers
