Financial Calculator API

Finance Freemium View on RapidAPI ↗

45+ financial calculation endpoints — PE ratio, DCF, WACC, bond pricing, mortgage calculator, and more. Pure computation, no external dependencies.

2 subscribers
45 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Financial Calculator API endpoints

MethodEndpointDescription
Financial - Ratios
POST /api/fin_ps_ratio
/api/fin_ps_ratio 		Calculate Price-to-Sales ratio
POST /api/fin_interest_coverage
/api/fin_interest_coverage 		Calculate Interest Coverage Ratio
POST /api/fin_dividend_yield
/api/fin_dividend_yield 		Calculate Dividend Yield
POST /api/fin_asset_turnover
/api/fin_asset_turnover 		Calculate Asset Turnover Ratio
POST /api/fin_quick_ratio
/api/fin_quick_ratio 		Calculate Quick Ratio (acid-test ratio)
POST /api/fin_roce
/api/fin_roce 		Calculate Return on Capital Employed
POST /api/fin_peg_ratio
/api/fin_peg_ratio 		Calculate Price/Earnings to Growth (PEG) ratio
POST /api/fin_roe
/api/fin_roe 		Calculate Return on Equity
POST /api/fin_pb_ratio
/api/fin_pb_ratio 		Calculate Price-to-Book ratio
POST /api/fin_receivables_turnover
/api/fin_receivables_turnover 		Calculate Accounts Receivable Turnover Ratio
POST /api/fin_roa
/api/fin_roa 		Calculate Return on Assets
POST /api/fin_ev_ebitda
/api/fin_ev_ebitda 		Calculate Enterprise Value to EBITDA ratio
POST /api/fin_pe_ratio
/api/fin_pe_ratio 		Calculate Price-to-Earnings ratio with interpretation
POST /api/fin_cash_ratio
/api/fin_cash_ratio 		Calculate Cash Ratio (cash / current liabilities)
POST /api/fin_ev_revenue
/api/fin_ev_revenue 		Calculate Enterprise Value to Revenue ratio
POST /api/fin_debt_to_equity
/api/fin_debt_to_equity 		Calculate Debt-to-Equity ratio with risk level
POST /api/fin_inventory_turnover
/api/fin_inventory_turnover 		Calculate Inventory Turnover Ratio
POST /api/fin_roic
/api/fin_roic 		Calculate Return on Invested Capital
POST /api/fin_current_ratio
/api/fin_current_ratio 		Calculate Current Ratio (current assets / current liabilities)
POST /api/fin_payout_ratio
/api/fin_payout_ratio 		Calculate Dividend Payout Ratio
Financial - Valuation
POST /api/fin_payback_period
/api/fin_payback_period 		Calculate simple payback period
POST /api/fin_bond_price
/api/fin_bond_price 		Calculate bond price from yield, coupon rate, and maturity
POST /api/fin_gordon_growth
/api/fin_gordon_growth 		Calculate intrinsic value using Gordon Growth Model (Dividend Discount Model)
POST /api/fin_npv
/api/fin_npv 		Calculate Net Present Value of a series of cash flows
POST /api/fin_dcf
/api/fin_dcf 		Discounted Cash Flow analysis with optional terminal value
POST /api/fin_wacc
/api/fin_wacc 		Calculate Weighted Average Cost of Capital
POST /api/fin_discounted_payback
/api/fin_discounted_payback 		Calculate discounted payback period
POST /api/fin_irr
/api/fin_irr 		Calculate Internal Rate of Return using bisection method
POST /api/fin_bond_ytm
/api/fin_bond_ytm 		Calculate approximate Yield to Maturity for a bond
POST /api/fin_capm
/api/fin_capm 		Calculate expected return using Capital Asset Pricing Model
Financial - Growth
POST /api/fin_information_ratio
/api/fin_information_ratio 		Calculate Information Ratio (active return per unit of tracking error)
POST /api/fin_sortino_ratio
/api/fin_sortino_ratio 		Calculate Sortino Ratio (downside risk-adjusted return)
POST /api/fin_cagr
/api/fin_cagr 		Calculate Compound Annual Growth Rate
POST /api/fin_portfolio_variance
/api/fin_portfolio_variance 		Calculate portfolio variance using weights, variances, and correlation matrix
POST /api/fin_treynor_ratio
/api/fin_treynor_ratio 		Calculate Treynor Ratio (excess return per unit of systematic risk)
POST /api/fin_sharpe_ratio
/api/fin_sharpe_ratio 		Calculate Sharpe Ratio (risk-adjusted return)
POST /api/fin_tracking_error
/api/fin_tracking_error 		Calculate tracking error (standard deviation of active returns)
POST /api/fin_portfolio_beta
/api/fin_portfolio_beta 		Calculate weighted portfolio beta
Financial - Loans
POST /api/fin_mortgage_payment
/api/fin_mortgage_payment 		Calculate monthly mortgage principal and interest payment
POST /api/fin_apr_to_apy
/api/fin_apr_to_apy 		Convert APR to APY (Annual Percentage Yield)
POST /api/fin_compound_interest
/api/fin_compound_interest 		Calculate compound interest with optional regular contributions
POST /api/fin_loan_balance
/api/fin_loan_balance 		Calculate remaining loan balance at a specific period
POST /api/fin_amortization
/api/fin_amortization 		Generate full amortization schedule
Financial - Converters
POST /api/fin_nominal_to_real
/api/fin_nominal_to_real 		Convert nominal interest rate to real rate using the Fisher equation
POST /api/fin_annual_to_period
/api/fin_annual_to_period 		Convert annual rate to equivalent periodic rate (monthly, quarterly, daily)

Financial Calculator API pricing

PlanPriceRate limitQuotas
BASIC Free —
  • Requests: 100 / monthly
PRO $9.99 / month —
  • Requests: 5,000 / monthly (then $0.0100 each)
ULTRA $29.99 / month —
  • Requests: 50,000 / monthly (then $0.0100 each)
MEGA $49.99 / month —
  • Requests: 500,000 / monthly (then $0.0100 each)

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