Champion Mastery Counter icon

Champion Mastery Counter

by little.wranger92 · Just for Fun
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Adds a column to easily count masteries

Users
3
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#330K
#259K among extensions
Version
1.1.0
updated 19 Feb 2024

Users

monthly, 3 years
024Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 3 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
001Aug 2023Apr 2025Oct 2026
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 Champion Mastery Counter

Allows for easily counting champion mastery champs

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days−1−25.0%00.00
6 months+2+200.0%00.00
1 year0+0.0%00.00

Version history

2 versions recorded
1.1.019 Feb 2024
1.0.022 Mar 2023

Details

Category
Just for Fun
First seen
22 Mar 2023
Size
49 KB
Languages
en-US
Pricing
Free
Extension ID
ogollnggkopmloeipncejcbkdigmbied

Permissions and risk

Low riskimpact 1, likelihood 2

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