Guides
The reasoning behind the calculators, written for people who want to understand the number rather than just read it.
- 6 min read
How Loan Amortization Actually Works
Why early loan payments are mostly interest, how the split shifts over time, and what that means for extra payments.
- 5 min read
Compound Interest Explained With Real Numbers
How compounding turns modest monthly deposits into a large balance, and why the timeline matters more than the rate.
- 5 min read
Paying Off Debt Faster: Avalanche vs Snowball
The two common debt payoff orders, what each costs, and how to decide which one you will actually finish.