About CalcMastery
Finance Calculators for Confident Decisions
CalcMastery is a finance-first calculator website. We build accurate, easy-to-use tools for small businesses, finance teams, and everyday money management—covering loans, mortgages, ROI, budgeting, and beyond.
Our Mission
Empower better financial decisions with fast, accurate, and transparent calculators. From SMBs to personal finance, our tools help you plan, forecast, and decide with confidence—without paywalls or complexity.
What We Offer
Business Finance
Cash flow, break-even analysis, markup/margin, EOQ, and forecasting tools for SMBs and operators.
Personal Finance
Budgeting, savings goals, debt payoff, emergency fund planning, and net worth tracking aids.
Investments & Returns
Compound interest, IRR/XIRR, ROI, and retirement planning with clear assumptions and results.
Loans & Credit
Amortization schedules, mortgage affordability, refinance analysis, credit card payoff, and APR comparisons.
Why Choose CalcMastery?
- Finance-Focused: Built exclusively for business and personal finance decisions.
- Accurate Results: Bank-grade formulas with clear assumptions and explanations.
- Mobile Friendly: All tools work perfectly on desktop, tablet, and mobile devices.
- No Registration Required: Start using our tools immediately without creating an account.
- Privacy Focused: We don't store your personal data or calculation results.
Our Commitment
We are committed to continuously improving our tools and adding new calculators based on user feedback. If you have suggestions for new calculators or improvements to existing ones, we'd love to hear from you.