Slack is worth paying for … if you're a company. If you're using Slack for an online community, though, you should probably just stick with the free version. That's partly because most of Slack's paid ...
CNBC claims the company will offer a lighter version of the team collaboration tool, which first launched last October, to the public for free. Following a conversation with Facebook product manager ...
Slack doesn't have a 300 user limit but good luck fitting that many or more users into a free Slack account. 10,000 messages goes FAST with 300 people all talking.
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