Finance and banking
Mortgages, loans, savings, investments, interest and other financial calculations for planning. Start with a mortgage or savings tool, then follow related calculators.
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Mortgage Calculator
Enter loan amount, rate, and term to see the monthly annuity, total interest, and amortization schedule.
Interest Calculator
Compare simple and compound interest, add regular deposits, and track principal growth over time.
Loan Calculator
Estimate an annuity consumer-loan payment from principal, rate, and term before talking to a bank.
All tools
Pension Calculator
Educational estimate from insurance years and average earnings. Not an entitlement; official tools at cssz.cz.
APR Calculator (estimate)
Indicative APR from payments and fees. A simplified comparison model, not an official bank figure.
Loan Refinance
Compare current and new payments when rate or term changes, with an indicative refinance saving.
Extra Mortgage Payment
See how an extra payment shortens the term and reduces total interest on a mortgage.
How Much Mortgage Can I Afford
Estimate a maximum mortgage from income, expenses, and DTI limits for a realistic housing budget.
LTV Calculator
Calculate loan-to-value percent from loan amount and property price for mortgage applications.
Savings Calculator
See how much you can save with compound interest and monthly deposits, including future balance growth.
Term Deposit
Calculates term deposit return from principal, rate, and lock-in period.
Compound Interest
Compute FV = P(1 + r)^n to see how principal grows with compound interest and no regular deposits.
Regular Investing
Simulates portfolio growth with regular monthly deposits and annual return.
Lump Sum Investment
Calculates future value of a one-time investment at a given annual return.
CAGR, Compound Annual Growth Rate
Calculates CAGR from starting value, ending value, and number of years.
Inflation
See how much purchasing power an amount loses at a given annual inflation rate over time.
Real Value of Money
Converts a nominal amount to real value adjusted for inflation.
Future Value
Calculates future value FV from present principal, rate, and periods.
Present Value
Discounts a future amount to today's value PV at a given interest rate.