$

Drag or type. Nothing is sent anywhere — this runs in your browser.

One extra star could be worth
$2,000 to $3,600

every month — $24,000 to $43,200 a year.

That is the range Harvard measured, applied to the number you just typed. Getting there is a system, not luck — and it is the entire thing I do.

Show me where I stand — free

Source: Michael Luca, “Reviews, Reputation, and Revenue: The Case of Yelp.com,” Harvard Business School Working Paper 12‑016. Measured on independent restaurants; treat as an indicative range, not a promise.