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Utilgrove

Guides

Short, practical explainers on the money questions behind our calculators. No jargon, worked examples throughout.

APR vs APY — What's the Difference?

The two rates look alike but mean different things. Learn which one to compare when borrowing, which when saving, and how compounding creates the gap.

5 min read

Compound Interest Explained (With the Rule of 72)

How compounding turns small, regular savings into large sums, why starting early beats saving more, and a mental shortcut for doubling times.

6 min read

Hourly vs Salary — Which Pays More?

How to compare an hourly wage with a salary offer fairly, including overtime, paid leave and benefits, with a worked example and quick conversion rules.

5 min read

How Mortgage Amortization Works

Why your first mortgage payments are mostly interest, how the balance actually falls, and what that means for extra payments and refinancing.

6 min read

How Much House Can I Afford?

The 28/36 rule, how lenders actually decide, and a worked example from salary to maximum purchase price — plus the costs first-time buyers forget.

7 min read

Should You Pay Off a Loan Early?

When extra payments are the best investment you can make, when they're not, and how to run the numbers on your own loan in two minutes.

6 min read