Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Interakt - Easily interact with every user of your app. Setup Your User Interaction Headquarter Today!
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
WhatsApp Business - Communicate more efficiently with your customers
Facebook Messenger - Facebook Messenger is a faster way to message.
Apple Business Chat - New way for businesses to connect with customers directly