Contact Manager is a simple Gmail Add-on that integrate Google Contacts with Gmail. It will show your existing contacts list alongside current gmail thread if their emails match the current thread's senders or recipients. Non contacts are also list for creating new contacts.
Contact Manager does not store your contacts, it directly operate your Google Contacts like a contact client app which can sync on all your devices. This add-on is mainly used for personal user, not for enterprise or CRM.
- show contacts cards and details
- create/update/delete contacts
- manage contact labels