Best Financial Calculators
All free financial tools in one place — loans, salary, savings, investments.
FinwiseApp offers the most complete suite of free financial calculators. From calculating your net salary after taxes to simulating complex compound interest investments, our tools cover every aspect of personal finance. Each calculator is regularly updated to reflect current tax rates and financial regulations. No registration, no ads in the way — just fast, accurate results.
All Available Tools
Loan / Mortgage Simulator
Simulate any loan or mortgage: monthly payment, total interest, amortization.
Compound Interest Calculator
Discover how your investment grows over time with compound interest.
Savings Simulator
Find out how much you need to save monthly to reach your financial goal.
Crypto Leverage Calculator
Calculate position size, liquidation price and P&L for leveraged crypto trades.
ROI Calculator
Calculate return on investment (ROI) and annualized CAGR for any investment.
Why Use FinwiseApp?
Instant Results
Real-time calculations as you type.
No Data Stored
All calculations happen in your browser.
Mobile-First
Works perfectly on any device.
100% Free
All tools, no registration required.
Frequently Asked Questions
We currently offer 8 financial calculators: net salary, loan/mortgage simulator, compound interest, savings planner, ROI calculator, severance, property capital gains, and crypto leverage.