Countdown Hub

by Tech Freaks · Workflow & Planning

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Create and manage multiple countdown counters with recurrence and notifications

Users

−1 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#264K

#220K among extensions

Version

1.0.0

updated 29 Jan 2026

Users

monthly, 9 months

Latest, 16 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months

Latest, 16 Oct 2026: 1 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 Countdown Hub

A feature-rich Chrome Extension for creating and managing multiple event countdown counters with recurrence support and notifications. ### Storage and sync - Local storage with `chrome.storage.local` - Conflict resolution using `lastUpdated` timestamps - Quota-aware sync storage handling ### Calendar Integration - Export counters as .ics files (works with any calendar app) - Proper timezone handling - Recurrence rules (RRULE) support ### UI Features - Mobile-friendly responsive design - Dark mode toggle - Search/filter counters - Sort by soonest/latest/alphabetical - Import/Export counters as JSON - Badge showing active counter count