Janus Calculator app for iPhone and iPad
4.2 (
5952 ratings )
Productivity
Finance
Developer: Geoffrey Domm
Free
Current version: 2.2, last update: 1 year agoFirst release : 26 May 2010
App size: 1.34 Mb
Two-sided calculator. Side A uses Standard Notation, Side B uses Reverse Polish Notation. Both calculators are programmable, include various finance and scientific functions, and the values of 45 physical constants. Also includes a Black-Scholes option calculator, including calculation of implied values for each of the inputs.