ColorClock icon

ColorClock

by JimHeiniger@gmail.com · Education
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Visual analog clock timer for classrooms. Teachers create colorful time blocks; students view the live clock.

Users
4
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#275K
#228K among extensions
Version
1.0.0
updated 26 Mar 2026

Users

monthly, 7 months
025Mar 2026Jul 2026Oct 2026
Latest, 15 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months
001Mar 2026Jul 2026Oct 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 ColorClock

A classroom analog clock with colored time-blocks, automatic messaging at timer end, and admin management

Growth

WindowUsersChangeRatingsRating
7 days+1+33.3%00.00
30 days−1−20.0%00.00
6 months+3+300.0%00.00

Version history

1 versions recorded
1.0.026 Mar 2026

Details

Category
Education
First seen
26 Mar 2026
Size
43 KB
Languages
en
Pricing
Free
Privacy policy
heiny002.github.io
Extension ID
klfconlgijhkgkhhbkmbdblkpfbofhfk

Permissions and risk

Minimal riskimpact 0, likelihood 2
Permissions
storage

Alternatives to ColorClock

Extensions that rank for the same store searches or share the Education category, ordered by users
Google Translate39M users · 3.0 ★ · 44,850 ratings Kami for Google Chrome™18M users · 3.8 ★ · 8,398 ratings Gopher Buddy for Gopher for Chrome Premium9M users · 1.4 ★ · 19 ratings EndNote Click7M users · 2.1 ★ · 379 ratings i-Ready LockDown Browser7M users · 1.3 ★ · 58 ratings Equatio - Math made digital5M users · 2.5 ★ · 641 ratings Eduphoria LockDown Browser4M users · 1.6 ★ · 43 ratings Promethean® Screen Share3M users · 3.0 ★ · 61 ratings