What are the best chat based messaging apps used for customer service?

Looking for possibilities to use chat messaging apps to interact with our customers ! Ideally, the app can be integrated into ZenDesk!
Emily Kellerttech lover & travel freak · Asked
AgnieszkaLiveChat | social media | Sofar Sounds · Written
You can install it on your website, give your visitors the possibility to start a chat with you and initiate conversations with them. It also has a Zendesk integration.
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