Still running macOS High Sierra or Mojave? You don't have to compromise on a clean browsing experience just because you're on a legacy system.
While newer versions push the boundaries of post-quantum encryption, remains a reliable "standalone" powerhouse for those using Safari 12 and older macOS environments. Why users still look for 1.5.8: Adguard 1.5.8
Unlike basic browser extensions, the standalone app filters traffic system-wide, handling complex ads that scripts alone can't catch. Still running macOS High Sierra or Mojave