Financial calculator

A financial calculator or business calculator is an electronic calculator that performs financial functions commonly needed in business and commerce communities^[1] (simple interest, compound interest, cash flow, amortization, conversion, cost/sell/margin, depreciation etc.). It has standalone keys for many financial calculations and functions, making such calculations more direct than on standard calculators.^[2] It may be user programmable, allowing the user to add functions that the manufacturer has not provided by default.^[3]

HP-12C financial calculator including functions to calculate depreciation and net present value.

Backside of the above HP-12C with some use cases with the respective keys to be pressed for frequent tasks from the field of finance

Examples of financial calculators are the HP 12C, HP-10B and the TI BA II.^[4]

A wide number of graphing calculators, like the Casio FX-9860GII, the Texas Instruments TI-89 Titanium, and the Hewlett Packard HP 48gII include complex financial calculations, as well as spreadsheet applications such as Microsoft Excel, LibreOffice Calc, and Google Sheets.