FB Date Calculator icon

FB Date Calculator

by shinemoon · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 19 Oct 2026

A extension to calculate FB/Week/Etc.

Users
4
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#282K
#233K among extensions
Version
1.1
updated 1 Aug 2025

Users

monthly, 15 months
024Jul 2025Mar 2026Oct 2026
Latest, 19 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 15 months
001Jul 2025Mar 2026Oct 2026
Latest, 19 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 FB Date Calculator

To quick calculate the Feature Build Start/End Time and also Week ; Simply type 'fb' in address bar and then input FB index , e.g., '2502' , or date '2025-07-30', or 'wk23' to check the FB/date info.

Growth

WindowUsersChangeRatingsRating
7 days−1−20.0%00.00
30 days0+0.0%00.00
6 months+3+300.0%00.00
1 year+4–00.00

Version history

2 versions recorded
1.11 Aug 2025
1.031 Jul 2025

Details

Category
Tools
First seen
31 Jul 2025
Size
27 KB
Languages
en
Pricing
Free
Extension ID
flaeboabcolndljgilpfobadnjkmhpbp

Permissions and risk

Minimal riskimpact 0, likelihood 2
Permissions
omnibox

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