The strategies you're sold only show their good years. See the losses too — before you risk a cent.
Pick a famous stock or coin and a well-known strategy, and run the real test yourself — the losing years and the drawdown you'd have had to sit through, not just the highlight reel. That's the preparation: it won't tell you you'll win — nothing honest can — it just means you don't have to walk in blind.
Trade prepared, not hopeful.
See what actually beats buy & hold →
How it works — the preparation
Five stages of preparation — and most strategies should die in the first three. That's not failure: the cheapest place to kill a bad idea is here, not with real money. A backtest is only stage two.
- 01Understand
Know what the rule actually does before you trust it — not a black box you're hoping works. And size the bet before you make it: position size, risk of ruin.
Not what you thought? Walk away now — you’ve spent nothing.
- 02Test
Run it across years of real history — the losing years and the drawdown you'd have had to sit through, not the highlight reel.
Most “sure things” fail right here. Killing one costs nothing.
- 03Stress-test
Try to disprove your own idea: is the edge real, or just curve-fit? Would random timing have done as well? Most ideas don't survive this — and that's the point.
Most that pass the backtest should stop here. That is the point.
- 04Forward-test
Watch it on data it has never seen, in real elapsed time. Hindsight becomes impossible — no more “it fit the past.”
Drifting from the sim? Better to learn that on paper than in your account.
- 05Decide — eyes open
If (and when) you decide to risk real money, you do it having met the losing years and the drawdown, not just the brochure. You get a mechanical alert when your own rule fires — not advice; your broker, your money, we never touch a cent. We still don't promise you win.
Most ideas never get here — and walking away is always free.
Isn't this just a demo account?
Fair question. It isn't — here's the honest difference. A demo account gives you play money and live prices so you can practice pressing the buttons, forward, by feel. That's genuinely useful for one thing: learning the mechanics and your own nerve. It's also, quietly, a funnel — its job is to get you comfortable enough to fund a real account.
It never asks the only question that matters: would this have beaten simply buying and holding? You watch a fake balance climb after a good week and feel like you've found something.
You looked. You didn't see.
This is built so you'd see.
- Test the idea before you live it. A demo is forward-only — weeks to find out if a hunch holds. Here you backtest a rule across years of history in seconds.
- The benchmark is always on the screen. Every result is measured against simply buying and holding — and just 9% of the strategies I've tested beat it. A demo will never tell you that; I lead with it.
- Costs, slippage, and the whole glass. No look-ahead, losses shown, the drawdown you'd actually have sat through. A demo flatters; this doesn't.
- Then, yes, forward-test it too. But a defined rule with zero hindsight, building a real track record — not aimless play.
And I don't want your deposit. Non-custodial, no brokerage — I earn nothing whether you trade or not. That's why I can afford to show you the truth, including the truth that the answer is often don't.
A demo account teaches you the buttons. This tells you whether the idea is worth pressing them for.
Everything else, honestly — and where this fits
There are plenty of ways to poke at the market. Here's how they line up on the things that actually decide whether you learn something — and where I'm the stronger choice, plainly.
| What matters to you | Stratsemble Find out what actually works | Broker demo account Practice with fake money | Code-first backtesters Powerful — if you can code | No-code trading bots Trade your money for you | Signals & copy-trading Follow someone else's calls |
|---|---|---|---|---|---|
See if it beat buy & hold — instantly The one number almost everything else hides: was the clever strategy even better than doing nothing? Here it's on every screen, every time. | — | ~ | ~ | — | |
Test years of history in seconds No waiting weeks to “see how it goes” — ask the question and get a decade of answer before your coffee's cold. | — | — | |||
Honest by default — costs in, no hindsight, losses shown Real costs are always on, tomorrow's prices can never leak into yesterday, and drawdowns are shown in full. Nothing is quietly tuned to look pretty. | — | ~ | ~ | — | |
No code, ever Real backtesting without writing a line of Pine or Python. If you can pick from a menu, you can test like a quant. | — | ||||
Prove it forward before you risk a cent Found something promising? Run it forward on paper with zero hindsight and watch a genuine track record build — before any real money is on the line. | ~ | — | — | ||
Test many ideas at once — and blend them Scan one strategy across dozens of assets, or combine several into a portfolio, and see which actually hold up together. | — | ~ | ~ | — | |
It never touches your money No account to fund, nothing to hand over, nothing to withdraw. It's a workshop, not a wallet. | — | — | — | ||
Paid to help you see — not to make you trade No brokerage, no spread, no cut of your trades — I earn from the testing itself. So I've no reason to talk you into anything, including the many times the honest answer is “don't”. | — | ~ | — | — |
This isn't a place to place trades — that's your broker's job, and a demo account is a fine spot to rehearse the buttons once you've found something here worth trading. And it isn't a code-it-yourself quant lab — it trades raw programming power for giving everyone honest answers with no code at all. Volunteering what I don't do is exactly what earns the eight lines above.
Popular backtests
Browse all →Built by A.P., one engineer who builds quantitative trading systems. No name to Google and no résumé to take on faith — the method is open, and the scoreboard shows most strategies failing, mine included. Why I built this →
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