GCal Duplicate & Duration extension

Security at a glance

Low riskSafety score 100/1000 findings

Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.

See the full security report

Firefox listing ID: gcal-duplicate-duration

Permissions (3)

  • Access current tab
  • Store local data
  • https://calendar.google.com/*

Frequently asked questions

Is GCal Duplicate & Duration safe to use?

Our latest automated scan rates the Firefox listing of GCal Duplicate & Duration at 100/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does GCal Duplicate & Duration require?

GCal Duplicate & Duration requests 3 permissions. The most significant: Access current tab, Store local data, https://calendar.google.com/*. See the full breakdown in the security report.

Who develops GCal Duplicate & Duration?

GCal Duplicate & Duration is published by Joppe Avermaete. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.