Slack is currently valued at $2 Billion, and adding $1 Million in ARR every 12 days. These huge numbers can directly be attributed to the stickiness of the project and the depth of functionality that surrounds the chat application.
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How Slack became the fastest growing B2B Saas business (maybe) ever
Though Slack officially launched just over a year ago, the app has seen truly remarkable growth in that time. At launch, in February of 2014, Slack had around 15,000 daily users. [2] By August of 2014, Slack’s daily active users had grown to 171,000, and that number had swelled to 285,000 by November. [1] By February of 2015, the app boasted over 500,000 daily active users, with “tens of thousands” of new users added week over week, representing a thirty-threefold growth in just a year. Not only that, but Slack users are collectively sending 300 million messages every month, and users are actively engaged with the app for more than two hours every day. [2]
