Franz is a messaging application Franz is a messaging app and it combines chat and messaging services into one application. Franz currently supports Slack, WhatsApp, WeChat, HipChat, Facebook Messenger, Telegram, Google Hangouts, GroupMe, Skype and many more. Over years messengers are become a mandatory part of our life to communicate with our friends, relatives across the world. Peoples wake up early morning and watch toward their preferred messengers if there are some new messages before going to any other work.