Unless you're Rain Man, chances are you can't calculate tons of complicated formulas in your head. At least, not if you want to come up with the right answer anyway. So what do you do when you're out having coffee with a client and he asks about the benefits of one investment over another? Sure, you could go all the way back to your office and hash out the details. Or you could just pull up one of these apps and order another round.
Looking for more cool apps? Check out the rest of this series:
Compoundee
$2.99 for Apple devices
Can't compound interest in your head? Get Compoundee and you won't have to. The financial calculator solves compound interest and time value of money equations with an easy user interface. Users can solve for any of five different investment variables and find outcomes for compounding daily, weekly, quarterly, semi-annually or annually. The calculator can spit out amounts adjusted for tax and inflation as well as create amortization schedules. Results can be e-mailed, and the calculator maintains a history of most recent entries for each input field.