Device Viewport Tester extension
Security at a glance
Low riskSafety score 97/1003 findings
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: device-viewport-tester
Permissions
Device Viewport Tester requests no special permissions.
Related extensions
Frequently asked questions
Is Device Viewport Tester safe to use?
Our latest automated scan rates the Firefox listing of Device Viewport Tester at 97/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.
What permissions does Device Viewport Tester require?
Device Viewport Tester requests no special permissions according to its latest store listing.
Who develops Device Viewport Tester?
Device Viewport Tester is published by Xanthe Pearson. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.