Build your system
Choose your kit, customize your setup, and select monitoring.
DIY Security That
Actually Works.
No long term contracts. No installers.
Simple DIY protection.
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Trusted Since
1983
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Secure &
Encrypted
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Professional
Monitoring
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Install in
Minutes
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Start Simple. Upgrade Anytime.
Find the right system - without the guesswork
Answer a few questions or connect with our team - we’ll help you build the right setup for your home
Real people, real support
Help when you need it
Simple setup guidance
Ongoing assitance
Security built to a higher standard.
Advanced protection, certified systems, and real-time control—all in one simple platform.
4,500,000
people worldwide under Ajax protectionGet Protected In Minutes
Set it up fast
Pre-programmed and ready to go. Most installs take under 30 minutes.
Control with the app
Arm, monitor, and manage everything from your phone.
See what’s happening -
inside and out
Watch live and recorded video in HD
Check in anytime from anywhere
Night vision and motion detection
Clear video even in the dark
View from anywhere
Stay connected and in control
Know the moment
something happens
Instant alerts, no delays
Get notified the second motion or activity is detected
Smart detection that matters
Filter alerts for people, vehicles and real events
Stay informed anywhere
Real time updates wherever you are
Security that works
automatically
Auto arm and disarm
System responds when you leave or arrive home
Smart triggers and scenarios
Set actions based on time, location or activity
Less to think about
Your system runs in the background
Stay in control, anytime
anywhere
Arm and disarm instantly
Control your system with a tap
Manage everything in one place
Devices, users, settings in one app
Always connected
Full control from your phone wherever you are
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