Empowering financial decisions with comprehensive, free online tools designed for modern financial planning.
At GustTools, we believe that everyone deserves access to powerful financial planning tools without barriers. Our mission is to democratize financial knowledge by providing comprehensive, easy-to-use calculators that help individuals make informed decisions about their money.
Whether you're planning for retirement, buying a home, or simply trying to understand your finances better, our tools are designed to give you the insights you need to take control of your financial future.
From loan calculators to retirement planners, we offer a complete suite of financial tools covering all major aspects of personal finance.
All calculations are performed locally in your browser. Your financial data never leaves your device or gets stored on our servers.
No hidden fees, no premium features, no ads. All our tools are completely free to use for everyone, forever.
A comprehensive collection of financial tools designed to help you navigate every aspect of personal finance.
Calculate mortgage payments, compare rates, and plan your home financing strategy.
Plan your savings goals and analyze investment returns with compound interest calculations.
Estimate your retirement needs and plan your savings strategy for financial security.
Estimate your tax liability and understand how different scenarios affect your taxes.
Calculate payoff strategies and understand the true cost of your credit card debt.
Calculate your net worth and track your financial position across all assets and liabilities.
What sets us apart from other financial tool websites
All calculations happen in your browser. No data is sent to our servers or stored anywhere.
Optimized for speed with instant calculations and responsive design that works on all devices.
Each tool includes helpful insights and explanations to help you understand the calculations.
Built with standard web technologies. You can even view our source code and verify our calculations.
We listen to user feedback and continuously improve our tools based on what our community needs.
Created by finance enthusiasts who believe in making financial education accessible to everyone.