Intego NetBarrier review
A focused macOS firewall with detailed inbound, outbound, and local-network controls.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Intego NetBarrier is a macOS firewall for people who want control over network activity entering and leaving a Mac. It covers internet and local-network connections, with application-specific rules, connection alerts, activity monitoring, and logs. The product is suited to Mac users who need more visibility and control than a basic firewall provides, especially when managing different network environments or reviewing which applications are attempting access.
Its strongest area is two-way traffic control. NetBarrier separates incoming and outgoing internet traffic from incoming and outgoing local traffic, allowing more specific decisions about how connections are handled. Profiles cover home, work, public hotspot, and VPN networks, while automatic profile switching responds when the network changes. Users can also block or allow connections for specific local devices and create rules for individual applications. That combination makes the product a focused choice for application-level and network-level control on Mac.
The trade-off is breadth. NetBarrier supports macOS only, so it is not intended for households or organizations seeking one firewall product across multiple operating systems. Its feature set stays centered on traffic filtering, profiles, application rules, alerts, monitoring, and logs rather than a wider security platform. NetBarrier X9 is documented for macOS 10.13 and later. Choose it if detailed Mac firewall controls and outbound visibility are the priority; choose a broader platform when cross-device coverage or a wider security scope matters more.
Intego NetBarrier pros and cons
- Where it wins
- Controls both incoming and outgoing network traffic
- Supports profiles for home, work, hotspots, and VPNs
- Adds application rules, alerts, monitoring, and activity logs
- Where it doesn't
- Available only for macOS
- Its scope is focused on firewall and network controls
- Local-device controls may require more network knowledge
Intego NetBarrier fact sheet, pricing and score →
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update