Compound Lane mark Compound Lane
Every number sourced

The math behind it,
step by step.

Plain-English investing education for people with money at stake. Index funds, retirement accounts, fees, and compound interest — explained with real, verified numbers.

How to Invest Your First $1,000 in Index Funds (Step by Step)

A plain-English, step-by-step guide to investing your first $1,000 in index funds — with the real numbers on fees, returns, and what to expect.

August 16, 2026

Free Tools

Compound Interest Calculator

See how your money grows with monthly contributions — future value, contributions, and growth.

Fee Drag Calculator

How a small expense-ratio difference costs you tens of thousands over time.

401(k) Match Calculator

How much "free money" is your employer match worth — and what you leave behind.