Understand your money. Decide what to do next.
See the impact of every financial decision before you make it.
Featured Experiences
AI-powered planners — interactive tools with live charts and personalised advice
Plan Your Wealth Growth
Watch compound interest grow year by year — then ask the AI advisor how to reach your goal faster.
Retirement Planner
See if you are on track with a live gap analysis — then ask the AI advisor what to change.
Debt Payoff Planner
See your exact payoff date with total interest saved — then ask the AI advisor how to get there faster.
Rent vs Buy Decision Engine
See your exact break-even year and total cost comparison — then ask the AI advisor what changes the verdict.
Explore by Pillar
Every major financial decision falls into one of four buckets
18 tools
"How long can I survive if everything stops tomorrow?"
Our Premium Tools
Expert Insights & Guides
18 tools
"How fast can my money replace my active labor?"
Our Premium Tools
Expert Insights & Guides
9 tools
"Is this purchase an asset, a liability, or an opportunity cost?"
Our Premium Tools
Expert Insights & Guides
14 tools
"How do I maximize the monetization of my skill set?"
Our Premium Tools
Expert Insights & Guides
Why Choose Garypedia
What makes these tools different from the dozens of other free tool sites
Everything runs in your browser — no data ever leaves your device
Every tool on Garypedia processes your input locally using your browser's built-in JavaScript engine. When you calculate your mortgage payment, model your debt payoff, or project your retirement balance, nothing is sent to a server. This is not a privacy policy promise — it is a technical fact. There are no network requests for your data, no server logs, and no database storing what you typed. This matters most when you are working with sensitive inputs: account balances, income, or a major purchase decision. You get the speed of a native app and the privacy of working offline.
Accurate finance calculators built on verified 2026 data
The finance calculators use official data sources, not estimates. The income tax calculator reflects the 2026 federal brackets from IRS Rev. Proc. 2025-32. The 401k calculator uses the 2026 contribution limits ($23,500 under 50, $31,000 for age 50+) from the IRS annual cost-of-living adjustment. The mortgage calculator uses the standard principal-and-interest amortization formula. Every finance tool links directly to its primary source — IRS.gov, CFPB, HUD, SSA — so you can verify the numbers independently.
Rich educational content, not just bare tools
Every guide is paired with the exact tool it explains: the formula or method that powers it, a worked example with real numbers, and a breakdown of the key factors that affect the result. The mortgage page explains the amortization formula and walks through a $400,000 home example. The compound interest guide shows why $10,000 at 7% for 20 years grows to $40,387 — not just gives you the number. These are reference resources you can return to, not one-click utilities you forget the moment you close the tab.
No account walls, no feature limits, no upsells
There is no free tier and a paid tier. There is no "5 uses per day" limit that pushes you toward a subscription. There is no email capture before you can see your result. Every tool on Garypedia is fully functional for every visitor, every time. If you use the mortgage calculator today and come back in six months to recalculate with a different rate, everything works exactly the same way.
Frequently Asked Questions
Are all Garypedia tools completely free?
Yes — every tool on Garypedia is free to use with no usage limits, no account required, and no credit card needed. The site is supported by non-intrusive display advertising.
Do you store the data I enter into the tools?
No — all calculations happen entirely in your browser. Nothing you type is sent to a server. This matters most for tools handling financial data — your debt balances, income, and mortgage details never leave your device.
How accurate are the finance calculators?
The finance calculators use standard mathematical formulas — the same ones used by banks and financial planning software. The mortgage calculator uses the standard amortization formula, the income tax calculator uses the official 2026 IRS brackets from Rev. Proc. 2025-32, and the compound interest calculator uses the standard A = P(1 + r/n)^(nt) formula. Results are estimates — consult a financial professional for major decisions.
Why is Garypedia organized into 4 pillars instead of generic categories?
Most financial decisions fall into one of four buckets: staying liquid day-to-day, growing long-term wealth, deciding on a major purchase, or optimizing income. Organizing around these outcomes — rather than generic tool categories — makes it faster to find the right tool for the actual decision in front of you, and lets each guide go deeper into the math that matters for that specific situation.
Can I use Garypedia tools on mobile?
Yes — all tools are fully responsive and optimised for mobile browsers. Touch targets are at least 44px as required by WCAG accessibility standards, and all inputs work with mobile keyboards.
How often are the tools updated?
Tax calculators (income tax, paycheck, capital gains) are updated annually to reflect IRS inflation adjustments. The 401k and Roth IRA calculators reflect 2026 contribution limits.