quo

Install command: 
brew install --cask quo

Name: Quo

Business phone for professionals, teams, and companies

https://www.quo.com/

Cask JSON API: /api/cask/quo.json

Cask code: quo.rb on GitHub

Current version: 4.1.12

Former tokens: openphone

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
quo 6
Installs (90 days)
quo 13
Installs (365 days)
quo 13