Honest guides to testing before you trade
A small set of guides — no fluff. Each one leads with a free tool and original analysis, not a definitional explainer. They teach the honest part: how to test an idea, tell a real edge from luck, and read a result without fooling yourself.
Run a real backtest in your browser, then read the result without fooling yourself.
Read →The four independent ways a good-looking backtest is just luck — and how to check each one.
Read →Most famous strategies, honestly tested, lag buy & hold — what that base rate means for your idea.
Read →Lump sum usually beats dollar-cost averaging — but DCA still earns its place. The honest comparison, with the research and a free calculator.
Read →The full recipe behind every result — the rules the engine can't bend — is on the methodology page.