- Bond Price ↔ Yield (YTM) Calculator.
Compute bond price and yield to maturity (YTM) from coupon, maturity, and price or yield.
- Bond Duration / DV01 / Convexity Calculator.
Calculate Macaulay duration, modified duration, DV01, and convexity. Includes price-yield curve, CSV export.
- Interest Rate Converter (APR, APY/EAR, monthly, daily).
Convert APR to APY/EAR and monthly or daily rates, or run the reverse conversion to compare loans, cards, and savings.
- TVM Solver (PV/FV/PMT/NPER/RATE) — Loan & Investment.
Solve PV, FV, PMT, NPER, and RATE in one place. Supports loan/investment modes, APR/EAR output, CSV export.