Can I sign up using Google account?

Yes, sign up using Google account is supported in CoHub.

What are various limits in CoHub?

The following limits are enforced in CoHub:

Each user can be member (either as administrator or member) of up to 10 Hubs.

Each hub can have a maximum of 50 members including administrator.

Each user can upload maximum 100MB of files in CoHub.

A single file size sent in chat or attached in calendar or tasks cannot exceed 10MB in size.