Haven, available either on F-Droid or Google Play. Source: about 1 year ago

Haven might be what you are looking for. It can activate sound and video recording upon noise, light and vibration. It is in the IzzyOnDroid Repo or has its own repo. Check the project page: Https://guardianproject.github.io/haven. Source: about 1 year ago

Haven is open source. Last updated 2019, but works. https://guardianproject.github.io/haven/. - Source: Hacker News / over 1 year ago

You could retire it to a personal surveillance camera with haven (needs a sim for registration though). With root, you could even set a charging limit so the battery doesn't die. Source: over 2 years ago

For budget option, you can install Haven on an old phone and it would record/report audio, visual and movement you need to monitor. Source: over 2 years ago

I do use the SimpliSafe security system and love it, just stay away from the cameras. I have motion, glass break, door sensors, 2 control panels and smoke alarms in my system. Source: 12 months ago

Additionally, included with the home was another box from SimpliSafe which contained a SimpliSafe indoor camera, base station, two water hazard sensors, a smart smoke detector, and two more door entry sensors. When I go try to add devices to the M.Connected app, the only products it seems I can add are August, Resideo, Brilliant, Genie, Overhead Door, Chamberlain Lift Master, or Carrier. When I tap "Other Devices"... Source: about 1 year ago

No.3 get a SimpluSafe system: simplisafe.com. Source: over 1 year ago

Have your looked into SimpliSafe? https://simplisafe.com/. Source: over 1 year ago

2) Install an alarm system. Include door/window and glass-break sensors on all doors/windows. I'd personally roll my own since I have the skills to do so, but if you don't, I've heard really good things about https://simplisafe.com/. Source: almost 2 years ago