Extension Tracker

Calendar Countdown: Live Event Timer & Alerts

348 users Rated 5.00 from 6 ratings Last updated 7 Jun 2026

By Akash Anand Live in the Chrome Web Store jpjmffhandohldgcehjhfmllcmgdhfie Last checked 27 Sep 2026, 04:00 UTC

The listing

What the Chrome Web Store shows, as of the last check

Never miss an event—see your next Google Calendar meeting counting down in real time, across all of your tabs.Summary from the listing
Developer
Akash Anand
Category
Productivity › Tools
First published
2 May 2025
Last updated
7 Jun 2026
Version
0.3015
Size
362 KiB
Minimum Chrome
88
Languages
1 language

English (United States)

Privacy policy
https://sites.google.com/view/calendarcountdownbanner/home/privacy-policy
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Peek ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-273485.006
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#39,686
by users, of 264,702 extensions
In its category
#11,307
of 103,498 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • <all_urls>Every website
  • https://accounts.google.com/*accounts.google.com
  • https://api.login.yahoo.com/*api.login.yahoo.com
  • https://calendarcountdownbanner-e6527.firebaseapp.com/*calendarcountdownbanner-e6527.firebaseapp.com
  • https://calendarcountdownbanner-e6527.firebasestorage.app/*calendarcountdownbanner-e6527.firebasestorage.app
  • https://firestore.googleapis.com/*firestore.googleapis.com
  • https://graph.microsoft.com/*graph.microsoft.com
  • https://login.microsoftonline.com/*login.microsoftonline.com
  • https://mail.yahooapis.com/*mail.yahooapis.com
  • https://oauth2.googleapis.com/*oauth2.googleapis.com
  • https://www.googleapis.com/*www.googleapis.com
Sites where it runs scripts
  • http://*/*Every website
  • https://*/*Every website
Browser features
  • alarmsRun tasks on a schedule
  • identitySign you in with your Google account
  • identity.emailRead your Google account's email address
  • offscreenOpen a hidden page for background work
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser
  • tabsRead the addresses and titles of your tabs
  • ttsRead text aloud

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 27 Sep 2026, 04:00 UTC; next check around 5 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Calendar Countdown: Live Event Timer & Alerts” (jpjmffhandohldgcehjhfmllcmgdhfie). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/jpjmffhandohldgcehjhfmllcmgdhfie. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_jpjmffhandohldgcehjhfmllcmgdhfie,
  title   = {Calendar Countdown: Live Event Timer & Alerts (jpjmffhandohldgcehjhfmllcmgdhfie)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/jpjmffhandohldgcehjhfmllcmgdhfie},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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