Lockdown Privacy is an Open Source and free firewall for your iOS device. We built the product to help protect users from app developers and analytics companies that are monetizing user data without consent or transparency.



DNSNet is described as 'Based on DNS66, this projects aims to continue the goals of the original app with modern Android development practices' and is a Ad Blocker in the web browsers category. There are more than 25 alternatives to DNSNet for a variety of platforms, including Android, iPhone, Android Tablet, iPad and F-Droid apps. The best DNSNet alternative is NextDNS, which is both free and Open Source. Other great apps like DNSNet are AdGuard, RethinkDNS, Athena - Firewall & Adblocker and AdAway.
Lockdown Privacy is an Open Source and free firewall for your iOS device. We built the product to help protect users from app developers and analytics companies that are monetizing user data without consent or transparency.






AdClear is the premier non-root adblocker for Android users. AdClear’s technology filters out advertisers before they invade your browsing or app experience.



Quad9 Connect is an Android and ChromeOS app that sends your DNS queries to Quad9's secure, private, open recursive DNS service.
Block This 3.0 is a FREE and Open Source ad blocker for Android that works in all apps and browsers! It provides the additional benefits of malware protection, increased browsing speed and reduction of mobile data traffic.






Consolidating and extending hosts files from several well-curated sources. Optionally pick extensions for porn, social media, and other categories.
DNSCrypt is a protocol that authenticates communications between a DNS client and a DNS resolver. It prevents DNS spoofing. It uses signatures to verify that responses originate from the chosen DNS resolver and haven't been tampered with.



Free adblocker, anonymity, traffic and battery saver, firewall, and Internet speed increase.




Hostsblock is a bash script for Linux designed to take advantage of the HOSTS file available in all operating systems to provide system-wide blocking of internet advertisements, malicious domains, trackers, and other undesirable content.



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.



