Guides
Financial Guides & How-Tos
Plain-English explainers on the money decisions our calculators help with — from buying a home to paying off debt. No jargon, no sales pitch, just clear explanations you can act on.
Loan · 8 min read
How Much House Can You Afford? The 28/36 Rule Explained
Lenders decide what you can borrow using two ratios. Learn the 28/36 rule, what counts as debt, and how down payment and rates change your budget.
Read guideTax · 9 min read
Understanding Your Paycheck: Where Every Dollar Goes
Gross pay is never what lands in your account. A line-by-line walkthrough of federal tax, FICA, state tax, and pre-tax deductions on a US paycheck.
Read guideLoan · 7 min read
15-Year vs 30-Year Mortgage: Which Should You Choose?
A 15-year loan saves six figures in interest but raises your monthly payment by hundreds. How to weigh cash flow, total cost, and flexibility.
Read guideInvestment · 8 min read
The Power of Compound Interest: How Money Grows Over Time
Compound interest is the engine behind every retirement account. Understand the formula, the Rule of 72, and why starting early beats saving more.
Read guideCredit · 7 min read
Avalanche vs. Snowball: Two Proven Ways to Pay Off Debt
The math favors the avalanche method; behavior often favors the snowball. How each strategy works, what they cost, and how to pick one and stick to it.
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