When comparing Hop vs Messenger, the Slant community recommends Messenger for most people. In the question“What are the best messaging apps for iOS?” Messenger is ranked 15th while Hop is ranked 27th. The most important reason people chose Messenger is:
Allows communicating with anyone who's a friend on Facebook.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Turns your e-mail into mobile messaging
The app takes your email provider such as Gmail, Yahoo, AOL, or iCloud and uses their infrastructure and your established contact-list there and creates a messaging platform.
Pro Users can see when another person is typing
Users can even see when another person is typing, as you would with iMessage or chat.
Pro Supports voice and video calling
Pro Hop is the ultimate unified conversational tool for productivity and communication
Pro Uses Facebook friends to create a contacts list
Allows communicating with anyone who's a friend on Facebook.
Pro Read receipts
Can see who has seen each message in group messages.
Pro Easy to share posts from Facebook
Integration with Facebook makes it easy to share any interesting posts from the Facebook timeline.
Pro Great UI
User interface of the application is clean, intuitive and easy to overview.
Cons
Con Lack of privacy
Messenger is owned by Facebook. Based on their privacy policy, this means that any information you provide (including messages sent) are used by Facebook to profile you and sell access to your data to advertisers.
Con Lack of end-to-end encryption
Secret (end-to-end encrypted) chats are only supported in one-to-one messages, and are not enabled by default, and the encryption has not been verified independently.