Finance
Free calculators for money decisions
Mortgage, loan, tip, percentage, compound interest — built so you can answer 'how much?' in seconds. No signup, no ads on calc pages, results stay local. For estimation only — verify with a licensed professional for high-stakes decisions.
Tip Calculator & Bill Splitter
Quick tip calculator with bill splitter. Set tip percentage, number of people, see per-person amount instantly.
Compound Interest Calculator
Calculate compound interest over time with monthly contributions. See final balance, total interest, total contributions.
Discount Calculator
Original price + discount % → final price + amount saved. Optionally stack a sales tax.
Mortgage Calculator
Monthly payment + total interest from loan amount, rate, and term. User-input rate (no live rate fetch).
Loan Calculator
Monthly payment + interest for auto, personal, student loans. Amortization preview.
Currency Converter
Convert between 30+ currencies. Rates from Frankfurter (ECB) cached 24h. Free, no API key needed.
Sales Tax Calculator
Add or remove sales tax from a price. Configurable rate. No tax tables — bring your own rate.
Retirement Calculator
Project retirement balance from current savings, monthly contribution, return rate, and retirement age.
Tip-to-Hourly Wage Calculator
Convert nightly tips + base wage + hours worked into effective hourly rate. For service workers.