Wolf
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Test a strategy on 75 years of market history.

Free, no signup. Includes the companies that went bust, which is what makes the answer honest. Most tools quietly leave those out and every strategy looks brilliant.

Takes a few seconds. It is doing real work, not guessing.
Running the backtest

This is one strategy. Wolf runs any question you can ask.

Screen for halal stocks, dig through 369,000 filings, check options flow, or plug Wolf into the Claude or ChatGPT you already pay for.

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