3CX is designed around four core principles. Affordability, simplicity, flexibility, and security. It’s the most affordable PBX on the market, with no per-user fees, saving costs as your team grows. Setup is straightforward, making it easy to manage without needing an IT expert. You also get the flexibility to integrate with tools like Microsoft 365 and CRMs. 3CX also has strong privacy controls in video and call handling to ensure your communication stays secure.