When comparing uBlock Origin vs Shout, the Slant community recommends uBlock Origin for most people. In the question“What are the best Firefox add-ons?” uBlock Origin is ranked 1st while Shout is ranked 31st.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Pro Light weight
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 Lots of advanced features
For example, you can add more items to your HOST files like disable social tracking.
Pro Thoughtful UI
Its non-invasive design shows you how many times something's been blocked on a given web page – that number quickly jumps to the double- if not triple-digits in some cases.
Pro Can be used on Firefox Mobile
Pro Detects skimming
Skimming means replacing links so that they are rerouted, this is mostly a more friendly way to make money than showing ads.
Pro Edge version
Also available for Microsoft Edge browser.
Pro Always connected
Unlike most other web IRC clients, Shout will stay connected even when you close the browser. It will allow you to see conversations that happened while you were away.
Cons
Con Lacks searchable history
Con No native apps
It's only available as a webapp.
Con Doesn't manage presence
Users have to manually set away messages or away nicks to notify other users that they are not currently available.
Con Pressing escape will disconnect you
Con Can't send files
You can only share links to files, no way to share files directly between users.
Con This service isn't available.
in the browsers Chrome and Firefox