grptalk is an easy-to-use audio conferencing app that lets its users connect with 3 - more than 10,000 participants in the same call in less than 30 seconds. It gives its users the ability to connect from anywhere, often without requiring an internet connection. Users can also connect with participants on a call using the dial-out feature, which bypasses the need for passwords, pins, or bridge numbers. It also gives users the freedom to join from their mobile devices or laptops.