When comparing uBlock Origin (as a Firefox addon) vs UnbelovedHosts, the Slant community recommends uBlock Origin (as a Firefox addon) for most people. In the question“What are the best ad blockers for Android?” uBlock Origin (as a Firefox addon) is ranked 4th while UnbelovedHosts is ranked 11th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Fastest loading times
Pro Promised to remain commercial interest free
uBlock will remain free from any commercial as stated by the creator. uBlock is meant to be strictly for the users and completely free.
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
Cons
Con Doesn't block background ads yet
Ads that replace the background image of a website are currently beyond the scope of the ad-blocker, but the functionality is planned to be added in the future.