When comparing UnbelovedHosts vs AdBlocker Ultimate, the Slant community recommends UnbelovedHosts for most people. In the question“What are the best ad blockers for Android?” UnbelovedHosts is ranked 11th while AdBlocker Ultimate is ranked 13th. The most important reason people chose UnbelovedHosts is:
All apps rendering 3rd party web ads are malware by definition. Unlike most "free" Android apps which are really malware, UnbelovedHosts is not.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Not adware
All apps rendering 3rd party web ads are malware by definition. Unlike most "free" Android apps which are really malware, UnbelovedHosts is not.
Pro Free version is excellent
The pro version is free but accepts donations. It adds features only experienced users would prefer.
Pro Difficult to detect in newer Android versions
Pro Low use of device resources
Pro Does not require Hosts modification
Pro Completely free
Pro Best Youtube ad blocking
Pro Free and open source
Anyone can improve and audit the code.
Licensed with a gplv3 license.
Pro Supports most popular browsers
AdBlocker Ultimate works on Chrome, Mozilla Firefox, Opera, Internet Explorer, Safari and Yandex.Browser.
Pro No acceptable ads
Unlike other adblockers, AdBlocker Ultimate doesn't have any whitelisted websites, ad networks or advertising agencies.
Pro Avoids awful looping problems on Firefox one sees with Adblock Plus and uBlock
Cons
Con Need root access
Con Requires Xposed Framework
Con Not open source
Con Just a browser addon
It is just a browser addon so it will only work with the supported browsers and you have to install it for all browsers separately.
Con Element hiding helper has occasional hiccups.
Con Memory hog that gets worse the longer it runs
Happened with 64-Bit Firefox 62.0.3 running on Desktop PC with 64-Bit Windows 10 Pro with 8GB of RAM.
Con Slow
Like any browser extension it slows down your browser.