Finance Calculators

67 free finance calculators on Calcinum, covering mortgages, loans, retirement planning, taxes, investing, and personal budgeting. All numbers reflect 2026 IRS limits, SSA wage base, and current market rates.

Mortgage & home loans (9)

Plan a home purchase, compare refinance scenarios, and project payoff. Every calc uses current 2026 mortgage rates and conforming limits.

Personal loans & debt (11)

From auto loans to credit-card debt strategies. Includes the avalanche and snowball methods with month-by-month projections.

Investing & retirement (17)

Project retirement savings, model FIRE timelines, and estimate dividend or bond returns. All retirement caps reflect 2026 IRS limits.

Personal finance & budget (6)

Track your money, build emergency reserves, and benchmark net worth against your age cohort.

Insurance & risk (3)

Life insurance need analysis with the DIME method, plus health-account tax savings.

Tax calculators (13)

All 2026 federal brackets, FICA, state taxes, and credits. Includes OBBB Act changes for 2026.

Salary & paycheck (8)

Convert between annual, monthly, and hourly pay. Includes state-specific paycheck calculators for all 50 states.

Browse more calculators