You need a reliable way to handle incoming calls without dropping the ball. Stella acts as an AI employee who actually picks up the phone, talks to callers, and answers questions day or night. She also greets walk-in visitors if you have a physical location. Aircall provides a powerful phone system for your existing human team. It helps you route calls to the right staff member, track performance, and connect phone records to your database. You are weighing whether you want an AI worker to do the talking, or better software tools for your human staff to manage those ringing lines.