Helpmonks (https://helpmonks.com https://helpmonks.com) is being used by a lot of startups. One of the main reasons is because the price is based on mailbox(es)

Helpmonks (https://helpmonks.com https://helpmonks.com) is being used by a lot of startups. One of the main reasons is because the price is based on mailbox(es) and not on users.