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SPECIFICTION
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Radio Silence

radiosilenceapp.com

From $9/mo Free trial macOS
Visit radiosilenceapp.com
Spec score 7.8 #51 of 80 in Firewall Software

Spec sheet

Purpose
Radio Silence is a firewall and network monitor for Mac that lets users block apps from accessing the internet.Read 7 Oct 2026 · radiosilenceapp.com
Supported platforms
macOSRead 22 Sep 2026 · radiosilenceapp.com
Free plan
NoRead 22 Sep 2026 · radiosilenceapp.com
Privacy
The app does not send personal data or usage statistics to the developer.Read 7 Oct 2026 · radiosilenceapp.com
Support
The maker provides installation and troubleshooting guides in its documentation.Read 7 Oct 2026 · radiosilenceapp.com
Application rules
YesRead 22 Sep 2026 · radiosilenceapp.com
Automatic blocking
Child processes of blocked apps are automatically blocked too.Read 7 Oct 2026 · radiosilenceapp.com
Background processes
The monitor can reveal helper apps, background processes, daemons, and XPC services that make connections.Read 7 Oct 2026 · radiosilenceapp.com
Compatibility
Radio Silence 3 requires macOS 10.15 or newer and supports Apple Silicon and Intel Macs.Read 7 Oct 2026 · radiosilenceapp.com
Connection alerts
NoRead 22 Sep 2026 · radiosilenceapp.com
Free trial
The downloadable installer includes a free 24-hour trial with the full application's features.Read 7 Oct 2026 · radiosilenceapp.com
Licensing
A personal license can be installed on all of the purchaser's computers and is not tied to one computer.Read 7 Oct 2026 · radiosilenceapp.com
Live monitoring
Its network monitor shows connections made by apps and processes in real time.Read 7 Oct 2026 · radiosilenceapp.com
Local access
Blocked apps cannot access the network but can still talk to local processes.Read 7 Oct 2026 · radiosilenceapp.com
Outbound control
basicRead 22 Sep 2026 · radiosilenceapp.com
Payments
App sales are handled by FastSpring, and payment information does not touch Radio Silence's servers.Read 7 Oct 2026 · radiosilenceapp.com
Refund guarantee
The maker offers a 30-day money-back guarantee.Read 7 Oct 2026 · radiosilenceapp.com
Rule direction
outboundRead 22 Sep 2026 · radiosilenceapp.com
Runs in background
The firewall starts automatically with the Mac and remains active when the app window is closed.Read 7 Oct 2026 · radiosilenceapp.com
Updates
The maker says updates have always been free.Read 7 Oct 2026 · radiosilenceapp.com

Plans and prices

Personal $9 a month One-time purchase; no subscription required 1 user Read 22 Sep 2026 · radiosilenceapp.com
Team $49 a month One-time purchase; no subscription required No seat limit Read 22 Sep 2026 · radiosilenceapp.com
Personal $9, paid once One-time purchase; no subscription required For a single user · Multiple installs allowed Read 7 Oct 2026 · radiosilenceapp.com
Team $49, paid once One-time purchase; no subscription required For your entire team · No seat limit Read 7 Oct 2026 · radiosilenceapp.com

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