UniFi Protect is described as 'With UniFi Protect you can configure your Protect devices, watch live camera streams and recordings, download footage, create recording schedules, customize detection-specific notifications, and much more!' and is an app. There are more than 10 alternatives to UniFi Protect for a variety of platforms, including Windows, Linux, Android, iPhone and iPad apps. The best UniFi Protect alternative is ZoneMinder, which is both free and Open Source. Other great apps like UniFi Protect are CameraUi, Yawcam, Shinobi and AtHome Video Streamer.