Uptimes

by uptimes · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Real-time uptime monitoring for all your website endpoints.

Users

+2 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#208K

#174K among extensions

Version

1.0.0

updated 9 Jun 2026

Users

monthly, 5 months

Latest, 16 Oct 2026: 8 usersMove the mouse over the chart for any month

Ratings count

monthly, 5 months

Latest, 16 Oct 2026: 2 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 Uptimes

Monitor website endpoints from Chrome and get alerts when sites go down or recover. Detailed description: Uptimes helps you keep an eye on important websites and endpoints directly from Chrome. Add the URLs you want to monitor, check their current status, view recent response times, and receive browser notifications when a monitored site goes down or comes back online. Key features: - Add and manage website monitors from a clean popup interface. - Run automatic uptime checks in the background. - See current status, response time, average response, and uptime history. - Get Chrome notifications for downtime and recovery events. - View heartbeat bars and response-time trends for each monitor.