YouTube 4K Downloader extension
Security at a glance
Some riskSafety score 79/1008 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: youtube-massdownloader
Permissions (3)
- Manage downloads
Related extensions
Frequently asked questions
Is YouTube 4K Downloader safe to use?
Our latest automated scan rates the Firefox listing of YouTube 4K Downloader at 79/100 (some risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.
What permissions does YouTube 4K Downloader require?
YouTube 4K Downloader requests 3 permissions. The most significant: Manage downloads. See the full breakdown in the security report.
Who develops YouTube 4K Downloader?
YouTube 4K Downloader is published by Extension Kit. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.