Microsoft Teams - the competing chat application with Slack has a free version
microsoft has just introduced a free version of microsoft teams - a teamwork application with chat, document sharing, video calling features ...Google Hangouts Chat for the group officially released worldwide
hangouts chat is a group chat application that competes with the famous slack app.12-year-old CEO and unique language learning app
12-year-old ceo hillary yip ying-hei is the owner of a technology company and has a unique language learning app on the app store called minormynas