Instant Performance Checker extension
Security at a glance
Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.
See the full security reportFirefox listing ID: instant-performance-checker
Permissions (3)
- View open tabs
- Access all HTTP sites
- Access all HTTPS sites
Related extensions
Frequently asked questions
Is Instant Performance Checker safe to use?
Our latest automated scan rates the Firefox listing of Instant Performance Checker at 100/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.
What permissions does Instant Performance Checker require?
Instant Performance Checker requests 3 permissions. The most significant: View open tabs, Access all HTTP sites, Access all HTTPS sites. See the full breakdown in the security report.
Who develops Instant Performance Checker?
Instant Performance Checker is published by Tamsin Dillon. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.