One year ago today, Slack launched to take over enterprise communication. On their anniversary, Slack is announcing their impressive growth, and now boast over 500,000 daily users. The company also says we spend over 100 million hours connected to the platform monthly, and send around 300 million messages. Of those 500,000 members, Slack is made up of around 60,000 teams, and after earning over $100 million in funding, now boasts $12 million in annual recurring revenue. They’re also adding about $1 million more in recurring revenue every two weeks.