tApCalc Finance is a mobile tape calculator program with standard and Financial function keys. It can be bought via Handango
The tape functionality allows recording calculations that can be Saved, Edited, Re-run after editing operator and number errors, or changing numbers.
Easy to use Financial Functions
tApCalc Finance features financial function keys for calculating Time Value of Money including Amortization, Bond Yield/Price, Discounted Cash Flow functions IRR and NPV, and Depreciation. Keys include:
PV, FV, PMT, i, n, nx12, i/12, Amortization, Begin, End, RCL.
CF0, CFj, Nj for inputing cash flows and, IRR, NPV keys.
SL, SYD, DB keys for calculating depreciation in these methods
Price, YTM, p.dt, m.dt keys for calculating Yield and Price of Bonds when a purchase and maturity date is provided.
Extended standard keys
All standard calculator keys including Sqrt and 1/x
Total and grand total key.
Tape functions for everyone
Save function allows saving calculations on the device as file.
Load, Edit, and Run Tape Feature allows loading a tape already saved on the device, editing for error or another set of numbers and rerunning the same calculation with new set of data.
Anyone can use it
Financial functions are easy enough for anyone to calculate simple loan, mortgage payment, Amortization schedule etc.
Although tApCalc Finance comes packed with financial functions, it also provides all standard calculator keys that can be used by anyone.
Tape functionality is available for all functions.