Team and roles

Dashboard → Account → Team → Invite someone. They get an email with a link that works for 7 days.

Role Can do
Owner Everything. One per account; cannot be removed.
Admin Everything the owner can, including API keys, webhooks, domains, billing and the team.
Member Write, test and send newsletters and sequences, manage contacts and imports, read the email log. Cannot manage API keys, webhooks, domains, billing or the team.

People who belong to several SendNeo accounts switch between them from the account box at the top of the sidebar.

The Free plan includes two seats; paid plans include unlimited seats.