Guides & Articles
Practical, plain-English guides to go with our calculators — 78 articles and counting.
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Financial Calculators
Canadian Mortgage Calculator Guide
Semi-annual compounding means a Canadian 5.25% mortgage rate isn't equivalent to a U.S. 5.25% rate. Here's the real gap and why it matters when comparing quotes.
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Financial Calculators
Percent Off Calculator Guide
"25% off" or "$20 off" — the better deal flips depending on price. See the crossover point and how retailers use framing to their advantage.
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Financial Calculators
How Much House Can I Afford?
Learn the income, debt, and down payment rules lenders use to determine how much house you can afford, plus how to estimate your own budget.
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Financial Calculators
Fixed-Rate vs Adjustable-Rate Mortgages
Compare fixed-rate and adjustable-rate mortgages (ARMs) to understand the risks, savings, and which option fits your homebuying timeline.
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Financial Calculators
How Loan Amortization Works
Understand how amortization schedules split your loan payments between principal and interest, and why early payments are mostly interest.
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Financial Calculators
How to Start Investing for Retirement in Your 20s and 30s
A beginner's guide to retirement investing: how much to save, which accounts to use, and how compound growth works in your favor.