Calculate Anything Easily, Everything is Here

Liberate yourself from complex formulas! Obtain instant and accurate results with dozens of practical, ready-to-use calculators—100% free, fast, and with no installation required.

Free

Compound Interest

See how your money grows with compound interest. Calculate future value with regular contributions and different compounding frequencies.

Free

Mortgage (US)

Estimate your full monthly mortgage payment including principal, interest, taxes, insurance, PMI, and HOA.

Free

Mortgage (UK)

Estimate your UK mortgage repayments and Stamp Duty Land Tax (SDLT).

Free

Retirement Savings Calculator

Project your retirement savings, test your income goal, and find your FIRE number.

Free

DCA Calculator

Calculate your wealth growth using Dollar-Cost Averaging (DCA). Project recurring monthly investments with optional annual step-ups to beat inflation.

Free

Mortgage Affordability Calculator (DTI)

See how much you can borrow based on the 28/36 debt-to-income rule banks use to approve loans.

Free

401(k) & Roth IRA Retirement Calculator

Project your US retirement savings with IRS limits, employer match, state tax treatment, RMDs, and Traditional vs Roth analysis.

Free

HSA (Health Savings Account)

Project your Health Savings Account balance with 2025 IRS limits, triple tax savings, Medicare rules, and HSA vs taxable comparison.

Free

Paycheck

Calculate your take-home pay with customizable tax rates and deductions. Adapt to any global tax system by inputting your local effective tax rate.

Free

Freelancer Rate

Calculate your ideal hourly rate based on target income, or project your earnings from a given rate. Includes billable vs non-billable hours, project pricing, and retainer suggestions.

Free

Debt Payoff

Compare the Snowball vs Avalanche methods to become debt-free faster. See total interest saved, payoff order, and a month-by-month projection.

Free

CapEx / Capital Expenditure

Analyze capital expenditure with dynamic line items, break-even analysis, resale price simulation, NPV, ROI, and depreciation schedule.