Fumo

by cc13.engineering@gmail.com · Shopping

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Fumo detects when you are about to make a purchase and reminds you of the opportunity cost of spending instead of investing.

Users

+1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#293K

#240K among extensions

Version

1.1

updated 26 Jul 2024

Users

monthly, 2 years

Latest, 15 Oct 2026: 3 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years

Latest, 15 Oct 2026: 0 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 Fumo

Fumo will try to detect when you are on an online checkout form and provide a helpful reminder of exactly how much money your total would have returned (on average) if invested in the VTI (Vanguard Total Index) fund. That's it. Use Fumo to fight back against impulsive online shopping.