Intego NetBarrier

Spec sheet

Purpose

NetBarrier X9 is Intego’s firewall program for macOS that filters network activity to protect against intrusions and alerts users to suspicious activity.Read 11 Oct 2026 · support.intego.com

Supported platforms

macOSRead 22 Sep 2026 · support.intego.com

Support

Intego provides a product Support Center and live chat with a specialist.Read 11 Oct 2026 · intego.com

Founded

1997Read 19 Oct 2026 · intego.com

Alerts

When an application first attempts a network connection, NetBarrier can alert the user and offer options to allow or block it.Read 11 Oct 2026 · support.intego.com

Application controls

Users can set applications to allow, block, or ask before connecting, and can restrict an application’s connection to specific domains or addresses.Read 11 Oct 2026 · support.intego.com

Application monitoring

NetBarrier monitors applications using the network and provides anti-spyware measures for outgoing data.Read 11 Oct 2026 · static.intego.com

Application rules

YesRead 22 Sep 2026 · support.intego.com

Company history

Intego says it was founded in 1997 and began with VirusBarrier for Mac OS 8.Read 11 Oct 2026 · intego.com

Connection alerts

YesRead 22 Sep 2026 · support.intego.com

Current availability

NetBarrier is a legacy product and is no longer available as a separate new purchase; Intego says its firewall is included in Intego ONE plans.Read 11 Oct 2026 · intego.com

Firewall

Its personal firewall filters data packets entering or leaving a Mac through the Internet or a local TCP/IP network.Read 11 Oct 2026 · support.intego.com

Firewall controls

Intego ONE’s firewall lets users view connections, allow or block them, create rules for specific apps, and block all network traffic with a Security Switch.Read 11 Oct 2026 · intego.com

Included plans

Intego says its current Essential, Advanced, and Complete plans all include firewall protection.Read 11 Oct 2026 · intego.com

Local devices

Firewall exceptions can allow or block individual local network devices, including printers, routers, and Apple TVs.Read 11 Oct 2026 · support.intego.com

Location-aware protection

NetBarrier can automatically switch firewall settings for different locations, such as work, a conference, or a café.Read 11 Oct 2026 · static.intego.com

Money-back guarantee

Intego advertises a 30-day money-back guarantee for Intego ONE.Read 11 Oct 2026 · intego.com

Monitoring

The Application Monitor shows which applications are actively using network bandwidth, including incoming and outgoing activity.Read 11 Oct 2026 · support.intego.com

Network profiles

It provides Home, Work, and Public Hotspot firewall profiles, and can reuse a profile when reconnecting to a known network.Read 11 Oct 2026 · support.intego.com

Outbound control

advancedRead 22 Sep 2026 · support.intego.com

Plan limitation

Intego says Intego ONE brings together core tools from older products but does not necessarily include every feature of each legacy product.Read 11 Oct 2026 · intego.com

Rule direction

bothRead 22 Sep 2026 · support.intego.com

Supported Mac requirements

Intego ONE supports Macs running macOS 12.4 or later with an Intel or Apple silicon processor, at least 8 GB of memory, and 2 GB of available storage.Read 11 Oct 2026 · intego.com

System requirement

The NetBarrier X9 manual lists macOS 10.13 High Sierra or higher and 148 MB of free disk space as system requirements.Read 11 Oct 2026 · support.intego.com

Two-way firewall

NetBarrier monitors incoming and outgoing network connections and lets users block or allow connection attempts.Read 11 Oct 2026 · static.intego.com

Unknown devices

NetBarrier identifies devices trying to access the Mac and lets users decide which are allowed.Read 11 Oct 2026 · static.intego.com

Updates

NetBarrier X9 uses the included Intego NetUpdate utility to notify users when application updates are available.Read 11 Oct 2026 · support.intego.com

Plans and prices

Every Intego NetBarrier plan and price →

Where Specifiction places it

• Firewall Software#27 of 808.1