PBX App

Smart VoIP calling app for secure SIP calls, messaging, & business communication

PBX App is a powerful and easy-to-use VoIP communication application built for individuals, businesses, and organizations that need reliable internet calling. The app allows you to make and receive high-quality voice calls using SIP technology, helping you stay connected anywhere in the world using mobile data or Wi-Fi.
Designed with performance and simplicity in mind, PBX App delivers crystal-clear audio, fast call setup, and stable connections even on low-bandwidth networks. Whether you are running a small business, call center, or personal VoIP line, PBX App gives you full control of your communication from your mobile device.
Key Features:
• High-quality VoIP and SIP voice calls
• Support for multiple SIP accounts
• Easy setup with popular PBX systems
• Call history and detailed call logs
• Contact integration and smart dialing
• Secure and encrypted communication
• Optimized for both Wi-Fi and mobile data
• Lightweight, fast, and battery-efficient
PBX App works seamlessly with cloud and on-premise PBX servers, making it ideal for remote teams, customer support, sales teams, and entrepreneurs. The intuitive interface ensures quick onboarding, while advanced features provide flexibility for professional use.
Security and reliability are core to PBX App. Calls are handled using industry-standard protocols to ensure privacy, stability, and consistent call quality. The app is regularly updated to improve performance, compatibility, and user experience.
PBX App is suitable for:
• Business communication and remote work
• Call centers and customer support teams
• Startups and enterprises
• Personal VoIP users
• International and low-cost internet calling
Stay connected, reduce call costs, and manage your communication smarter with PBX App — your trusted mobile VoIP and SIP calling solution.