Apps to Call hold

MicroSIP is a free, portable SIP softphone for Windows, renowned for its lightweight design and focus on security. It allows users to make secure audio and video calls over the internet using the SIP protocol, supporting various codecs and providing features like encryption and presence.

Zoiper is a versatile and easy-to-use SIP softphone designed for clear voice and video communications. It offers excellent audio quality, robust security features, and seamless integration with various communication protocols, making it ideal for personal and business use.