Google Calendar Prefix Buttons icon

Google Calendar Prefix Buttons

by takahashi.naoki@coefont.com · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 21 Oct 2026

Add configurable prefix buttons to Google Calendar event titles.

Users
22
+2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#150K
#125K among extensions
Version
1.0.1
updated 25 Mar 2026

Users

monthly, 7 months
01122Mar 2026Jul 2026Oct 2026
Latest, 21 Oct 2026: 22 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months
001Mar 2026Jul 2026Oct 2026
Latest, 21 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 Google Calendar Prefix Buttons

this is Google Calendar Prefix App

Growth

WindowUsersChangeRatingsRating
7 days+2+10.0%00.00
30 days+2+10.0%00.00
6 months+17+340.0%00.00

Version history

1 versions recorded
1.0.125 Mar 2026

Details

Category
Tools
First seen
25 Mar 2026
Size
20 KB
Languages
ja
Pricing
Free
Privacy policy
nyanko3141592.github.io
Extension ID
pggmfonlkkbbpjjnhmainihbcfhoflid

Permissions and risk

Low riskimpact 1, likelihood 2
Permissions
storage

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