The best Network Monitor alternative to AdGuard is Portmaster, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to AdGuard and five of them are Network Monitors so hopefully you can find a suitable replacement. Other interesting Network Monitor alternatives to AdGuard are Pi-hole, husi, Firewalla and PEShield.
Free, open-source privacy suite monitoring all network activity, blocking unwanted connections, using trusted filter lists for ads and malware, enforcing DNS-over-TLS, providing custom app and global rules, and supporting advanced privacy management.
Austria
EU
Blocks ads for all connected devices at the DNS layer without client setup. Provides web control, in-app ad and tracker blocking, DHCP and API support, regex filtering, privacy modes, audit logs, and long-term query analytics for network management.
United States
Husi is a non-professional and recreational proxy tool integration for the weird beliefs and free software spirit!
Firewalla is a vital security addition to every home and small business with network and IoT devices.
United States
PEShield — privacy-first Android toolkit for digital sovereignty. A local firewall blocks trackers, ads & telemetry on-device; nothing leaves your phone. Plus an offline security AI, encrypted messenger, mesh/off-grid, a code studio & a camera chip scanner. No Google.
