Twilio is used by CallTask to record, map and track calls in one easy to use dashboard for businesses. `CallTask was initially built as a training tool but has evolved into a complete phone platform with features like call tracking, mapping, and customer satisfaction rating. `The service allows users to measure the success of their advertisements by tracking data on incoming calls and conversations. `Users can also forward calls to different team members using CallTask's mapping feature and follow up with customers using Twilio Client. `CallTask offers a free trial plan with one number and 50 minutes of call time, with plans starting at $19 a month that scale as needed.