DNSCrypt Windows Service Manager is described as 'This little program will assist in setting up DNSCrypt as a service, configure it and change network adapter DNS settings to use DNSCrypt. It is built on the idea behind dnscrypt-winclient and includes a few elements from this program'. There are five alternatives to DNSCrypt Windows Service Manager for a variety of platforms, including Windows, Linux, Android, Mac and iPhone. The best alternative is Simple DNSCrypt, which is both free and Open Source. Other great apps like DNSCrypt Windows Service Manager are DNSCrypt Protocol (Free, Open Source), DNSCrypt Proxy (Free, Open Source), DNSCrypt Proxy Client (Free) and DNS Proxy (Free).
DNSCrypt is a protocol that authenticates communications between a DNS client and a DNS resolver. It prevents DNS spoofing. It uses cryptographic signatures to verify that responses originate from the chosen DNS resolver and haven't been tampered with.