Best for free team communication
Starts from: $free per month
Best for: small, medium companies.
Slack is a very popular communication tool created for business. It enables you not only to create teams within the organization but also to create channels for particular conversation subjects. Its huge advantage is an option to easily search through the conversations so you can easily find particular items in the conversation's history.
Create simple conversation channels
searching max 10k recent messages / 5GB per member
per user / unlimited search / 5GB per member
per user / 20GB per member