The best Firewall 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 14 are Firewalls so hopefully you can find a suitable replacement. Other interesting Firewall alternatives to AdGuard are RethinkDNS, NetGuard, InviZible Pro and Zen Ad-Blocker.
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.
An OpenSnitch-inspired firewall and network monitor + a pi-hole-inspired DNS over HTTPS client with blocklists.
NetGuard provides simple and advanced ways to block access to the internet - no root required.
Adguard and Netguard show as alternatives to each other but I don't think they can be alternatives to each other in an almost exact way. Netguard networks your traffic, it's a firewall; I use adguard as an adblocker mostly by using it from private dns. They can be quite similar in some ways but I use them both for their special roles.
InviZible Pro uses DNSCrypt Protocol, Tor and i2pd (I2P Daemon) (PurpleI2P) to achieve maximum security, privacy and comfortable use of the Internet.
Zen is an open-source system-wide ad-blocker and privacy guard for Windows, MacOS, and Linux. It works by setting up a proxy that intercepts HTTP requests from all applications, and blocks those serving ads, tracking scripts that monitor your behavior, malware, and other...
DNS66 blocks advertisements on Android by intercepting DNS requests using Android's VPN layer and blocking requests for blacklisted hosts.
A fundamental re-design of user Data Privacy. Your multi-tool for online protection. So easy your grandma could use it. Costs less than a cup of coffee per year.
Free adblocker, anonymity, traffic and battery saver, firewall, and Internet speed increase.
CacheGuard Gateway is a free and open-source Unified Threat Management (UTM) solution, a Web Application Firewall (WAF), and a Quality of Service (QoS) platform designed to optimize WAN traffic. To obtain a CacheGuard Gateway appliance, download CacheGuard-OS and install it on...
AdProtect is free adblock tool that blocks ads in apps, games, browsers and has a built-in firewall for Internet access control in your apps.
ROOT not required!
Firewalla is a vital security addition to every home and small business with network and IoT devices.
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like the adguard application, it is also system-wide.