Financial Guides

Each guide is paired with a free calculator so you can learn the concept and apply it immediately. Written for everyday Americans — no finance degree required.

Self-Employment Tax Guide

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Capital Gains Tax Calculator Guide: How Asset Taxes Work

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Income Tax Calculator Guide: How Federal Taxes Work

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Closing Cost Calculator Guide

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IDR Payment Calculator Guide

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Student Loan Refinance Calculator Guide

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529 College Savings Calculator Guide

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Paycheck Budget Calculator: Full Strategy Guide

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HYSA Growth Calculator: Full Guide

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How to Use the Sinking Fund Calculator

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Credit Utilization Calculator: The Complete Strategy Guide

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How to Calculate Personal Loan Costs (Full Guide)

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How Much Emergency Fund Do You Need? Full Guide

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How to Budget Your Money (Step-by-Step Guide)

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How the 50/30/20 Budget Rule Works

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Debt Snowball vs Avalanche: Which Pays Off Debt Faster

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How to Pay Off Credit Card Debt Fast (The Math Explained)

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What Is Compound Interest (and How It Grows Money)

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How to Hit Your Savings Goal (And Not Fail)

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Should You Pay Off Your Mortgage Early?

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How Much Should You Save for Retirement

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How to Refinance a Loan: Step-by-Step

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Auto Loan Guide: How to Finance a Car the Smart Way

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CD Guide: Maximizing Returns with CD Laddering

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Student Loan Payoff Guide: How to Destroy Debt Faster

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Home Affordability Guide: How Much House Can You Afford?

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Net Worth Complete Guide: Tracking Total Household Wealth in 2026

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Investment Return Calculator Complete Guide: Maximizing Your ROI in 2026

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401(k) Employer Match Math Guide

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How to Calculate Your True Stock Returns (ROI & CAGR Guide)

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Dividend Guide: How DRIP and Yields Compound Wealth

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Dollar-Cost Averaging Strategy Guide 2026

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Bond Yield Calculator Guide | How to Calculate YTM

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Sarah Collins, CFP®

Reviewed by Sarah Collins, CFP®

Sarah is a Certified Financial Planner with over 10 years of experience helping families optimize their debt, savings, and investments. All MintlyHub calculators and guides are reviewed by our financial team for mathematical accuracy and fiduciary integrity.

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