Apps with 'Chat syncronization' feature
Language learning app - learn a language by chatting with native speakers around the world.
HelloTalk, a free mobile app for iOS and Android devices, lets language learners learn and practice a language with native speakers from around the world.
Sameroom helps connect chatrooms (even when they’re running on completely different services).
amoCRM is a multifunctional CRM that excels at taking the conversation with your customers to the next level. With messengers, the connection is personal.