APKPure Appを使用する
VOIPの旧いバージョンをダウンロードすることが可能
Great VOIP application for android phones
You can use this free android application to find out what is voip. Wether it is mobile voip or voip providers you can start discovering voice over ip world now Faitures: - What does VoIP mean and what does it do - How does VoIP work - What are the advantages of VoIP - Three tips for VoIP rollouts - What type of data connection do I need to use VoIP - How to Add a Router to Your Network - Getting Started with VoIP - Networking Basics - TCP/IP Transmission Control Protocol Internet - VPN - Virtual Private Networking