Sizes extension

Security at a glance

Low riskSafety score 95/1005 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: sizes

Permissions (1)

  • Access current tab

Frequently asked questions

Is Sizes safe to use?

Our latest automated scan rates the Firefox listing of Sizes at 95/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does Sizes require?

Sizes requests 1 permission. The most significant: Access current tab. See the full breakdown in the security report.

Who develops Sizes?

Sizes is published by Yvain Liechti. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.