Home Security Systems

ADT is the leader in home security with 145 years of experience. Our experts can help you customize a home security system with easy-to-use equipment and special features to meet your safety needs.


Every ADT home security system includes:

Digital panel

The center of your smart home security system gives you fingertip control to arm or disarm your system and control dozens of smart home devices you can add on.

Entryway contacts

If someone who isn’t supposed to tries to enter your home, your security system's door or window sensors will trigger the high-decibel siren and alert you and ADT.

Wireless keychain remote

Easily disarm your home security system with the push of a button, even if you have your hands full with your kids or the groceries.

Motion detector

Motion detectors cover wide areas of your home and can trigger lights and security cameras with certain ADT packages. They’re even smart enough to let your furry children pass without going off.

Yard signs and window decals

Send a clear message that ADT and our alarm systems are there to help protect your home and keep you and your family safer.

24/7 monitoring

Experienced security professionals are looking out for you and your family day and night. Rest easy knowing they have you covered.

Smart home security systems that fit your life

You know your home and how you live. Maybe you’re good with a basic home security system. Or maybe you want to make your home as smart as you are. Whatever you need, we can help customize a security system that makes sense for you.

The ADT mobile app

We live with and on our smartphones. The ADT mobile app extends control of your system to your phone. It lets you arm and disarm your home security system, control smart devices and check in on your home – from virtually anywhere.

  • Get email and text alerts

  • Control everything with your mobile devices

  • Manage Z-Wave-enabled smart devices from your home security system


We think feeling safe shouldn’t end when you and your family walk out your front door. The ADT Go app lets you take the protection of ADT with you when you’re on the go.

  • Family location sharing

  • SOS emergency response*

  • Crash detection
*SOS Response is available in the 50 US states and D.C. Excludes Milwaukee. † Crash detection may not detect 100% of automobile crashes.

FAQs about home security systems

How much does an ADT home security system cost?

ADT home security plans and prices vary by package type. You can get a free quote by filling out the form below or calling (800) 826-1944 and learn what ADT home security system package is best for you and your family. Learn more about the prices for the traditional, control, and video packages by getting a free quote.

What is 24/7 professional monitoring?

ADT offers 24/7 home monitoring service with their home security plans. This means that a home security professional is ready at any moment to respond to any alerts they receive, from intrusion to environmental hazards. If any activity triggers a sensor, the person monitoring your system will contact emergency responders, who will be dispatched to your home.

How much is ADT installation?

Installation costs vary based on the home security package, but installation costs range between $99 and $199.

What can I use the ADT Go app for?

ADT Go is an app that helps provide peace of mind and reliable ADT emergency monitoring wherever you may go. Simply hold down the SOS button during an emergency and ADT will be notified and will alert emergency responders if you’re not okay. ADT Go also lets you share your location on a private map so that you can keep up with everyone in your family. ADT Go takes the comfort of home security, and lets you take it wherever you go.

What is ADT Control?

The ADT Control app allows you to access the ADT Command platform right from your phone or other mobile device. Arm and disarm your home security system, view live video feeds, lock or unlock your doors, and even adjust your smart thermostat directly from your phone. Home security has never been as easy and effortless as it is with the ADT Control app.