Usar la aplicación APKPure
Obtener Core Softphone versión histórica en Android
Core Softphone es un softphone basado en SIP para Android para realizar y recibir llamadas.
With Core Softphone, you can universally communicate with all SIP servers supporting both video and audio communication. Also, you can make intercom calls to your smart home and perform predefined operations.
Many codecs are supported (H264, G729 and G722, etc) to provide crystal clear video and audio communication.