Rethink DNS
RethinkDNS is a free and open source application designed to enhance online privacy and security for Android users. It combines a DNS resolver, firewall, and VPN client into a single tool, allowing users to block ads, trackers, malware, and spyware across all apps. The app supports over 190 blocklists, including those used by popular ad blockers like uBlock Origin. By encrypting DNS queries using DNS over HTTPS (DoH) or DNS over TLS (DoT), RethinkDNS ensures secure and private internet connections. Additionally, it offers a customizable firewall to control internet access on a per-app basis and includes a built-in WireGuard VPN client for encrypting outgoing connections. RethinkDNS is available for download on the Google Play Store and F-Droid. RethinkDNS' goal is to turn Android devices into user agents, something that users can truly control to match their needs and expectations.
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AdGuard DNS
Advanced, reliable, and secure DNS service designed to protect all devices on your network from threats, trackers and ads. With its unlimited scalability, AdGuard DNS offers an easy-to-deploy solution to safeguard your entire network, no matter if you have a small office or a huge enterprise. It helps block access to known phishing sites and malicious content, ensuring a safer online environment for everyone. By preventing the leakage of your browsing data, AdGuard DNS safeguards your business from unauthorized tracking and profiling.
Fine-tune your DNS filtering based on your needs, whether it's ensuring specific sites are blocked or allowing access to certain categories. The solution is simple to implement, with no need for new hardware, complex software or device configurations. It works seamlessly with your existing IT infrastructure, offering a hassle-free way to secure and optimize your network. Free 30-day trial is available to test the domain name service from AdGuard.
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NxFilter
NxFilter is a free, lightweight DNS filtering solution designed to deliver excellent performance without causing latency issues in your network. It offers advanced features such as Active Directory integration, DNS over HTTPS support, screen time management, data caps, user-level reporting, remote user filtering, and clustering. NxFilter is suitable for various environments, including commercial enterprises, nonprofits, schools, hospitals, and family protection, providing multiple filtering policies based on users and groups. The software caches DNS responses from upstream servers, reducing DNS traffic and enhancing efficiency. It supports user authentication methods, including Active Directory integration, and offers URL keyword filtering to block specific search terms in search engines. NxFilter is known for its stability, often running for months without requiring restarts, and is scalable to accommodate several thousand users.
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Surfshark
Surfshark is a privacy protection company offering a seamless VPN with a strong focus on security. It provides intuitive apps for all devices, thousands of IP addresses in 63 countries, and 3200+ bare-metal servers for the best possible speeds. Surfshark VPN is an ideal solution for small businesses or people with a lot of devices as it offers unlimited simultaneous connections per each account.
Surfshark comes with a free CleanWeb feature that blocks malware & phishing attempts and doubles as an ad-blocker. It also offers Kill Switch for protecting sensitive data in case of connection drops, Whitelister (a.k.a. split-tunneling) for allowing apps and sites to bypass the VPN and MultiHop for connecting via multiple servers.
On top of that, it’s one of the few VPN providers that completed a successful independent audit and has received a seal of approval from the AV-TEST.
Surfshark Search is a privacy-focused search engine that provides organic, ad-free search results.
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