App, Keypad, Or Fob:
How Do You Arm It?
Your phone can run the whole system. So the real question is not which one is best — it is who else lives in your house.
A modern wireless system gives you three ways to arm and disarm: the phone app, a wall keypad, and a keychain fob. The app comes with the system and, for a lot of households, handles everything. So why would you add a keypad or a fob at all?
Because the app only works for the people who have it. And most homes have people who do not.
Method One
The App — Free, And In Every Kit
The app is the default, and for good reason. It arms and disarms from anywhere, shows you the state of every sensor, and sends the alerts. If it is just you, or just you and a partner who both keep it on your phones, you may never need anything else. It comes with the system, so it costs nothing extra.
Its one limit is also obvious: it only exists on the phones it is installed on. Which is where the other two come in.
Method Two
The Keypad — For The People Without The App
A keypad on the wall by the door is the answer to a very common problem: other people use your house. Kids who are too young for the app. A guest staying the week. A house cleaner, a dog walker, a family member who just wants to punch a code and go. A keypad gives every one of them a way to arm and disarm without a phone, using a code you assign — and can revoke.
There is also a human reason: a lot of people simply trust a physical pad by the door more than an app. Punching a code as you leave is a small, satisfying certainty. Two kinds cover the two spots:
Method Three
The Fob — Arm As You Come And Go
The key fob — $65 — is the keychain version. Four buttons: arm, disarm, and a panic press, all in your pocket. It is the easiest possible "arm the house as I walk out, disarm it as I pull in" control, and it is nice for anyone who would rather carry a button than open an app. It also doubles as a panic alert, carried with you everywhere.
The Real Answer
Most Homes Use More Than One
This is not really a competition. The honest setup for most households is a mix: the app for the owners, a keypad by the door for everyone else, and a fob for whoever prefers a keychain. Each covers a person the others miss.
So the question to start with is not "which is best" — it is "who needs to arm this besides me?" Answer that, and the right combination falls out on its own.
Keep Reading
Related Guides
- How a wireless alarm system works — the hub, the sensors, and how it all fits
- What a panic button is for — the device for the emergency happening now
- How many motion sensors you need — why it is fewer than you think
Not Sure What Your
Household Needs?
Tell us who uses the house — kids, guests, a cleaner, an older relative — and we will tell you which controls cover everyone without buying one you do not need.