App
SipPhone Pro – Professional SIP Softphone for VoIP Calling
Production-Ready SIP Softphone with Native Android Call Integration
SipPhone Pro is a modern SIP softphone application developed for Android users who require professional VoIP communication. The app provides secure SIP registration, native Android dialer integration, real-time call notifications, call history management, and advanced calling features similar to premium applications such as Groundwire and Zoiper.
Key Features & Core Functions
- SIP User Registration and Authentication
- Native Android Dialer Integration
- Incoming and Outgoing VoIP Calls
- Background Call Reliability
- Push Notification Support (FCM)
- Call Hold and Resume
- Mute and Speaker Controls
- DTMF Keypad Support
- Call History Management
- Contact Synchronization
- Dark Mode User Interface
- Firebase Remote Configuration
- Force Update System
- Maintenance Mode Control
- Real-Time Notice System
- Advertisement Management
- Device Blocking System
- Professional SIP Calling Experience
Technologies & Tools Integrated
Kotlin
Jetpack Compose
Android SDK
Linphone SDK
Firebase Firestore
Firebase Cloud Messaging (FCM)
Firebase Analytics
Firebase Storage
Room Database
Android Telecom Framework
ConnectionService
Foreground Service
Material 3
Business & User Impact
SipPhone Pro enables businesses and individuals to make secure and high-quality SIP-based VoIP calls using their Android devices. It reduces communication costs, enhances mobility, and provides a premium calling experience with native Android integration and enterprise-grade reliability.