FinCalc API

About

Developers can avoid repetitive financial math tasks with FinCalc API. It provides eight production ready REST endpoints for calculations like Amortization, Mortgage, Compound Interest, ROI, NPV, IRR, Break Even, and Depreciation. The API delivers structured JSON results and uses query parameters for input. It is stateless, ensuring no data is stored, and offers response times under 50ms. A free tier allows 50 calls per day, with paid subscriptions starting at $9.99 monthly.