Highlight any confusing investing or finance term on any page and get a plain-English explanation instantly.
Users
14
−2 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
15
0 in 30 days
Store rank
#175K
#146K among extensions
Version
0.2.0
updated 10 Jul 2026
Users
monthly, 4 months
Latest, 21 Oct 2026:14 usersMove the mouse over the chart for any month
Ratings count
monthly, 4 months
Latest, 21 Oct 2026:15 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Greater Fool: Investing Terms Explained
Greater Fool turns confusing financial jargon into plain English, right where you are reading it. Highlight a term you don't understand on any webpage, click Explain, and get a short, clear definition in seconds, without opening a new tab or losing your place.
It is built for anyone reading earnings reports, financial news, SEC filings, or their own brokerage statements who hits a word they don't want to stop and look up.
WHAT YOU GET
- Instant, in-context explanations: highlight, click Explain, keep reading.
- Plain English written for beginners, not more jargon.
- Works on any site: news articles, brokerage platforms, filings, forums, and more.
- Educational by design: clear definitions, never buy or sell advice.
- No account and no sign-up to get started.
HOW IT WORKS
1. Highlight any word or phrase on a webpage.
2. Click the Explain button that appears.
3. Read a clear, beginner-friendly explanation.
PRICING
Free: 5 explanations every day, no account needed.
Pro: unlimited explanations for $4.99 per month.
WHY "GREATER FOOL"
It is the real finance term for buying an overpriced asset on the bet that someone else will pay even more for it. Exactly the kind of term this extension exists to explain.
PRIVACY
No account, no passwords, no browsing history stored. When you ask for an explanation, only the term you highlighted and a short snippet of surrounding text are sent to generate the definition. Nothing else is collected or kept. Full privacy policy: https://greaterfool.app/privacy.html
Questions or feedback: support@greaterfool.app
Growth
Window
Users
Change
Ratings
Rating
7 days
−2
−12.5%
0
0.00
30 days
−2
−12.5%
0
0.00
Chrome Web Store search rankings
Where Greater Fool: Investing Terms Explained appears when people search the store, with the 30 day change