Frequently Asked Questions

Yes! All our calculators are 100% free to use with no hidden fees, subscriptions, or signup required. We're supported by ads to keep the service free for everyone.

No account is needed. You can use all calculators anonymously. Your calculations are stored only in your browser's local storage for your convenience.

Absolutely. Your calculator inputs are never sent to our servers - they're stored only in your browser. We don't collect or store your financial information. Check our Privacy Policy for details.

Yes! Our calculators are fully responsive and work great on phones, tablets, and desktops. You can even install our PWA for offline access.

Our calculators use industry-standard formulas and are regularly updated. However, they provide estimates only. Always verify results with a financial professional before making major decisions.

Our tax calculator focuses on federal taxes because state tax laws vary significantly. We recommend checking your state's tax authority website for state-specific calculations.

No. Investment calculators show hypothetical projections based on assumed rates of return. Actual investment returns vary and are never guaranteed. Past performance doesn't indicate future results.

Mortgage calculations are estimates. Actual payments may vary based on your lender's specific terms, fees, and interest rates. Always get quotes from multiple lenders.

Your calculations are automatically saved in your browser. You can also use the Export button to download results as JSON, or use the Share button to share via social media or copy a link.

Yes! Use your browser's print function (Ctrl+P or Cmd+P) to print calculator results. The page will automatically format for printing.

Clearing browser data will remove your saved calculations. We recommend exporting important calculations before clearing your browser cache.

Yes, if you've installed our PWA (Progressive Web App). Once cached, calculators will work without an internet connection.

Our calculators are educational tools to help you understand financial concepts. They should NOT be your only resource for major financial decisions. Always consult with qualified financial advisors.

No. We provide calculators and educational content only. We are not financial advisors, and our content does not constitute financial, investment, or tax advice.

For complex financial planning (retirement, large investments, tax strategies), we strongly recommend working with a certified financial planner (CFP) or qualified advisor.

Calculators use general formulas and assumptions. Professional advisors consider your unique situation, goals, risk tolerance, and can provide personalized strategies.

Try refreshing the page or clearing your browser cache. If issues persist, try a different browser or device. Contact us if problems continue.

Ensure all required fields are filled with valid numbers. Check for error messages below input fields. Some browsers may block JavaScript - ensure it's enabled.

Ad blockers may interfere with some functionality. While we understand their use, ads help keep our service free. Consider whitelisting our site.

We support all modern browsers: Chrome, Firefox, Safari, and Edge. For best experience, use the latest version of your browser.

We're always improving! Send us feature requests through our contact form. We prioritize features based on user demand and feasibility.

We update calculators annually (especially tax calculators) and whenever there are significant changes to formulas, laws, or interest rates.

Yes! We're continuously adding new calculators based on user requests. Subscribe to our newsletter for updates on new features.

Currently, we don't offer embeddable widgets. Contact us if you're interested in a licensing arrangement for commercial use.