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Featured · Strategy
May 14, 2026·5 min read

What Is Dollar Cost Averaging? A Complete Beginner's Guide

Learn how dollar cost averaging works, why it reduces risk, and how to use it for crypto, stocks, and ETFs. Includes a Bitcoin DCA backtest example.

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Latest writing

13 posts
Crypto·May 16, 2026·13 min

Bitcoin Halving Cycles and DCA: What Four Cycles Actually Tell Us

A grounded look at Bitcoin's four halving cycles, what DCA results across each one have looked like, and how to use the pattern without overfitting to a tiny sample.

Commodities·May 16, 2026·11 min

DCA Into Gold and Silver: A Realistic Guide to Commodities

How dollar cost averaging into gold and silver actually performs over decades, why it belongs in a portfolio as a hedge, and where the math gets oversold.

Tutorials·May 16, 2026·13 min

Compound Interest, Explained: How the Calculator Turns Time Into Money

A plain-English guide to compound interest — the formula, the Rule of 72, real vs nominal returns, and why starting early matters more than saving more.

Tutorials·May 16, 2026·14 min

The Cost Basis Tracker: How to Actually Know What You Paid

Most investors can't tell you their true weighted-average cost across multiple buys. The Cost Basis Tracker gives you a precise number that changes how you read your position.

Crypto·May 16, 2026·12 min

The Crypto DCA Calculator: A Practical Guide to Backtesting and Forecasting

How to use the crypto DCA calculator to backtest BTC, ETH, SOL and four other coins from 2014 to today, plus forecast modes, common mistakes, and a real setup.

Strategy·May 16, 2026·15 min

FIRE Calculator: How to Find Your Financial Independence Number

A practical guide to the FIRE math, the 4% rule debate, and the savings-rate variable that dominates everything. With an interactive trajectory simulator.

Strategy·May 16, 2026·14 min

Lump Sum vs DCA Calculator: A Practical Walkthrough

Use the lump sum vs DCA calculator to see why the statistical winner often isn't the right winner for your specific situation, money, and temperament.

Strategy·May 16, 2026·14 min

The Portfolio DCA Builder: A Guide to Multi-Asset Backtesting

How to use the Portfolio DCA Builder to backtest multi-asset allocations, see the diversification dividend, and avoid common pitfalls in portfolio backtesting.

Tutorials·May 16, 2026·11 min

The Savings Goal Calculator: Reverse-Engineer Your Monthly Contribution

Most savings tools ask how much you'll have. This one asks the more useful question: what do you need to save to hit a specific target by a specific date?

Stocks·May 16, 2026·13 min

How to Use the Stocks & ETF DCA Calculator (And Why Boring Wins)

A practical guide to dollar cost averaging into stocks and ETFs, with worked examples for SPY and QQQ, plus when single-stock DCA actually makes sense.

Strategy·May 13, 2026·6 min

DCA vs Lump Sum: What 30 Years of Data Tells Us

A data-driven comparison of dollar cost averaging versus lump sum investing across stocks and crypto, including when DCA is the smarter choice.

Crypto·May 12, 2026·6 min

How to DCA Into Bitcoin Without Overthinking It

A practical, step-by-step guide to setting up a Bitcoin DCA strategy. Pick a frequency, pick an amount, automate it, and stop worrying.