GCalMask icon

GCalMask

by tatsukawa · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 18 Oct 2026

Googleカレンダーのイベントを斜線背景でカバー。Alt+クリックで個別解除。

Users
5
+1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#267K
#222K among extensions
Version
1.0.0
updated 17 Feb 2026

Users

monthly, 8 months
025Feb 2026Jul 2026Oct 2026
Latest, 18 Oct 2026: 5 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months
001Feb 2026Jul 2026Oct 2026
Latest, 18 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 GCalMask

GCalMask hides event text on Google Calendar with a single toggle, keeping layouts intact while protecting your privacy.

Growth

WindowUsersChangeRatingsRating
7 days+2+66.7%00.00
30 days+1+25.0%00.00
6 months+3+150.0%00.00

Version history

1 versions recorded
1.0.017 Feb 2026

Details

Category
Tools
First seen
17 Feb 2026
Size
22 KB
Languages
ja
Pricing
Free
Extension ID
gnofkebmlpeciodledbekbjgcoebdcch

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
storageactiveTab
Site access
https://calendar.google.com/*

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