Gizmo Project software (version 2.0.2.227) is a VoIP (Voice over Internet Protocol) application that allows users to make calls, send messages, and share files with other Gizmo users for free. It also allows users to make calls to landlines and mobile phones at low rates. The software features include multi-party conference calls, call recording, call forwarding, and voicemail. It also supports various operating systems and devices, including Windows, Mac, iOS, and Android.