SimpliSafe 12 Piece Wireless Home Security System w/HD Camera - Optional 24/7 Professional Monitoring - No Contract - Compatible with Alexa and Google Assistant, White 4.3 out of 5 stars 1,346 $328.67 $ 328 . 67, Typical home security systems can top $2,000 to install, while the cheapest systems can cost under $200. The 5 Best Cheap Home Security Systems Ring: Best Overall, Protect your entire home with security systems and cameras from Amazon. Fire TV. Stream over 1.5 Million TV episodes and movies. Watch favorites from Netflix, Prime Video, Disney+, Max , and more. lowest prices– with over a million titles at $2.99 or less. Smart Home Security Systems eero WiFi Stream 4K Video in Every Room; Blink , Occasionally, a free camera or gift card is thrown in to sweeten the deal. At last check, SimpliSafe was offering 60 percent off any new security system. That means the price of the cheapest system was about $100. The most affordable home security systems from SimpliSafe don’t include cameras, but you could add a camera to any package., To build our ratings, we researched 24 home security systems, analyzed 10 professional review sources and four consumer review sources, and tested eight home security systems in our product tester , Ring Alarm 8-Piece Kit – Wireless Smart Home Security System | Expandable | Easy Setup | Mobile App Control | 24/7 Professional Monitoring | Alexa Compatible 4.7 out of 5 stars 17,207 Ring Alarm Base Station (2nd Gen) — 104 dB Siren, Built-in Backup Battery, Connects to Ring Alarm Sensors and Keypad, sold separately.