Download WhatsApp on your mobile device, tablet or desktop and stay connected with reliable private messaging and calling. Available on Android, iOS, Mac and Windows. Twitter has been serving the public conversation for 15 years, and we believe public conversation is better when as many people as possible can participate. With that philosophy in mind, we work hard to promote healthy participation on our service. We navigated significant challenges in 2020 and made progress in promoting healthy participation in our product, policy implementation and within ... WhatsApp Messenger: More than 2 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere. WhatsApp is free and offers simple, secure, reliable messaging and calling, available on phones all over the world. Twitter is committed to improving the collective health, openness, and civility of public conversation on our service. Twitter’s health is built and measured by how we help encourage more healthy debate, conversations, and critical thinking. Conversely, abuse, malicious automation, and manipulation detract from it. In September 2018, Chief Executive Officer Jack Dorsey reiterated Twitter’s ...