CSipSimple is a Voice over Internet Protocol (VoIP) application for Google Android operating system using the Session Initiation Protocol (SIP). Developed by Regis Montoya
License: Open Source
MicroSIP is known for its lightweight performance and high audio quality, making it ideal for users prioritizing speed and efficiency. On the other hand, CSipSimple offers a more user-friendly interface with advanced features like video calls, catering to users who prefer a more comprehensive VoIP experience.