Guides & explainers
Long-form companion pieces to our calculators. Each guide cites primary sources — IRS publications, state Departments of Revenue, and federal mortgage data — and is reviewed at least once per tax year.
- Salary · 6 min read
Average Take-Home Pay by State 2026 — All 50 States Ranked
How much do workers actually keep after taxes in each state? Full data table with net pay, effective tax rates, and FICA for every US state.
Read guide - Federal Tax · 9 min read
Understanding the 2026 Federal Tax Brackets
How marginal vs. effective rates actually work, with worked examples for every filing status.
Read guide - Payroll · 7 min read
How FICA Taxes Work: Social Security & Medicare Explained
Wage base limits, the additional Medicare tax, and what the self-employed actually pay.
Read guide - Mortgages · 8 min read
The 28/36 Rule Explained: How Much House Can You Really Afford?
Where the rule came from, why lenders still use it, and the modern adjustments worth making.
Read guide - Federal Tax · 10 min read
Standard Deduction vs. Itemizing in 2026
When itemizing still wins after the TCJA, with a 5-minute checklist you can run on a napkin.
Read guide - Tax Refund · 8 min read
Why Is My Tax Refund So Low in 2026?
The most common reasons refunds shrink — withholding changes, life events, and bracket creep — and how to fix it.
Read guide - Tax Refund · 9 min read
How the IRS Calculates Your Refund Step by Step
A plain-English walkthrough of the IRS math from gross income to the number on your check.
Read guide - Tax Refund · 7 min read
Average Tax Refund by Income Level in the US
IRS data on what Americans actually get back at each income bracket, with context on why the numbers vary.
Read guide - Mortgages · 7 min read
What Is the Monthly Mortgage Payment on a $400k House?
Monthly costs at current rates across different down payments, terms, and states — with a full amortization breakdown.
Read guide