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Preview of Uptime Checker

Uptime Checker by Gustav

Monitor your sites from the browser: periodic checks, response time, uptime percent, red badge and notification when something goes down.

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Permissions and data

Required permissions:

  • Display notifications to you
  • Access your data for all web sites

Data collection:

  • The developer says this extension doesn't require data collection.
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Add-on Links
Version
1.6
Size
29.35 kB
Last updated
6 days ago (9 Aug 2026)
Version History
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