TSEYE is a free Android app developed by Anne Barton that allows users to connect their DVR, IPC, NVR, and other devices for real-time surveillance. The app offers a range of functions, including intercom, monitoring, playback, and PTZ control. Additionally, users can modify device settings such as device name, user name, and password, and manage passwords and time settings.

One of the app's standout features is cloud events, which enable alarm recording file storage. TSEYE also includes a photo album feature and allows users to log in locally, register, change passwords, and recover forgotten passwords. User management is also available, which allows users to modify passwords, delete users, or log out. Lastly, the app displays version information in the "About" section.

Overall, TSEYE is a reliable and user-friendly app for real-time surveillance and device management that offers a good range of functions.