The easiest firewall and network monitor for Mac
Radio Silence lets you monitor & block apps that make unwanted network connections

Easy privacy for your Mac, including M1
Radio Silence lets you keep a list of apps that aren't allowed to make network connections.
- Protect your privacy
- Prevent apps from phoning home
- Save on bandwidth and data charges
Radio Silence is completely invisible
The firewall is invisible and always active. You don't have to keep any windows open.
- No annoying pop-ups
- No clutter on your screen or dock
- No effect on your Mac's performance
Safe 30-day guarantee: If you’re not 100% happy, you get your money back. No questions asked.
Works with macOS 10.15 and newer. Both Intel and M1 Macs are fully supported.