Some top alternatives to Quill includes Tipi, Output Messenger, Dialog, Office Chat and TapTalk.io.
Yes, Quill provides API.
Yes, Quill provides a mobile app.
Quill is located in San Francisco, CA
Quill offers Freemium, Subscription, Quotation Based pricing models
Yes, Quill can integrate with Dropbox Business, GitHub
The starting price of Quill is $15/User/Month