When comparing Authy 2-Factor Authentication vs AdBlocker Ultimate, the Slant community recommends AdBlocker Ultimate for most people. In the question“What are the best Chrome add-ons?” AdBlocker Ultimate is ranked 31st while Authy 2-Factor Authentication is ranked 34th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Cloud synchronization
Pro Secured by pin
Pro Clean UI
Pro Works off-line
Pro Supports lots of applications and sites
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 Had a data breach in August of 2022
See here.
Con Requires a phone number to setup
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.