You can customize the text and background colors for days like Sunday,Saturday,Today,holidays in Google Calendar to your liking.
Users
2,000
+1,000 in 30 days
Rating
3.5 / 5
unchanged in 30 days
Ratings
4
0 in 30 days
Store rank
#22K
#19K among extensions
Version
16.2.1
updated 20 Feb 2026
Users
monthly, 3 years
Latest, 15 Oct 2026:2,000 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 years
Latest, 15 Oct 2026:4 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 G-CAL Highlighter
Would you like to change the color of holidays such as Sunday and Saturday in Google Calendar to make them easier to understand?
This extension allows you to freely set text and background colors for any day of the week.
You can also set "Today" to a color that is easy to understand.
Growth
Window
Users
Change
Ratings
Rating
7 days
0
+0.0%
0
0.00
30 days
+1,000
+100.0%
0
0.00
6 months
+1,000
+100.0%
0
0.00
1 year
+1,000
+100.0%
0
0.00
Chrome Web Store search rankings
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