additional door/window sensors, pet friendly motion detectors, flood detector, connected smoke alarm, Nest thermostats, wireless cameras, etc. , the equipment belongs to the customer and does not have to be returnedwhen the service is terminated. In order to separate themselves from the pack, the SimpliSafe website highlights some major differences between them and some of the larger home security companies. One of the main differences is that SimpliSafe claims no hidden fees and requires no commitment or service contract. As highlighted in the New York Times articles on SimpliSafe, many home security systems require up to a three year contract that can costthousandsof dollars, and often have add on fees that raise the actual cost of the service from what is stated as the monthly home security monitoring fee. SimpliSafe requires no such contract and no auto renewal fees.