Backtest a stock strategy without writing code
Replay a past day and trade your rules by hand, or start from a built-in strategy and change its settings.
Example: NVDA, Oct 8, a break above the first 15-minute high, replayed on 1-minute bars with no account.
By hand
Replay the chart and trade your rules.
Sign up free to save every replay trade to a journal and track your win rate as you go.
Built in
Or start from a built-in strategy.
Pick a textbook strategy, change its settings and backtest it on any US stock or ETF.
Questions
Before you try it.
Which strategies are built in?
Textbook strategies such as Golden Cross, RSI(2) Pullback and Opening Range Breakout.
Can I change the rules as well as the settings?
You can change the settings before every run. Changing the rules means editing the code.
Do I need an account?
No. You can replay any of the last 5 trading days and run one backtest a day without one.
Which markets can I test?
US stocks and ETFs.
Read more
More on testing a strategy.
Free backtesting software
What the free plan tests, and what Trader adds.
TradingView strategy tester alternative
Backtest a strategy you wrote elsewhere, and check it for luck.
thinkorswim backtesting alternative
Backtest with no brokerage account.
Test a strategy
Paste a strategy and backtest it in your browser.
Manual backtesting software
Backtest by hand, with every trade journaled.
thinkorswim OnDemand alternative
Replay a past day without a brokerage account.
Backtesting
How the tester checks a result, from luck to walk-forward.