Zendesk is among the best WooCommerce customer service extension available. It lets you manage multiple channels such as email inbox, chat, invoice, Facebook messenger, Whatsapp, WeChat, and much more. You can also customize your support channels according to your preference to optimize workflow.
Zendesk also provides detailed analysis reports regarding customer needs, team performance, and much more to further improve your support. You can also gather relevant customer information from external platforms to know them better.