Goolink is a free iPhone app developed by Langtao Digital Co. Ltd. It falls under the category of Business & Productivity and offers a convenient P2P way to view IPC and DVR from anywhere in the world.

With Goolink, users can easily connect to their IPC and DVR devices without the hassle of setting up port forwarding or dealing with IP addresses. The app uses GIDType as the default type of adding devices, allowing users to retrieve the connecting information from the GooLink server using the device GID.

The app offers a range of basic functions to enhance the viewing experience. Users can stream videos over WIFI or 3G, and view up to 16 live video streams simultaneously. Goolink also provides device management capabilities, allowing users to easily organize and access their connected devices.

Additionally, the app supports snapshot and picture browsing, as well as video recording and playback. Users can control the PTZ (pan-tilt-zoom) functions of their devices and switch between landscape and portrait orientations for optimal viewing. Goolink also offers two-way talk-back functionality, enabling users to communicate with individuals near the devices.

One notable feature of Goolink is the ability to use QR codes to add new devices. This makes the setup process quick and seamless, eliminating the need for manual entry of device information.

Overall, Goolink offers a user-friendly and efficient way to view IPC and DVR devices remotely. Its P2P approach eliminates the complexities of traditional setup methods, making it accessible to users of all technical levels.