5 Best Door and Window Sensors To Secure Your Home!


We should be concerned about our home security when we are outside. Thieves, robbers, and bulgars attacked our house at that time. The Door and Window Sensors send alerts when someone tries to enter our home illegally. The sensors silently alert us so that we can call the police or take essential steps to prevent theft. These sensor devices are smart and more reliable than other security systems.

You can keep your house under your surveillance from anywhere, anytime. Here, I have rounded up the 5 best Door and Window Sensors after testing more than 200 sensors. These Door and Window Sensors will protect your house by sending real-time alerts on your smartphone app.

How Do Door and Window Sensors Work?

The sensors detect our movement and send alerts on the smartphone app. They can assess the door and window opening situation. Also, they use a home wifi network to alert us. You can get an instant alert of the unwanted entry in your house from anywhere, anytime. It does not make a loud alarm, so you can catch thieves silently. It also alerts you if the door or window is left open. Some sensors allow you to control your own manufacturer’s appliances remotely through the app.

Table of Content:

Browse the table of content for your quick overview:

5 Best Door and Window Sensors in 2021

Here, we have reviewed 5 best door and window sensors that will ensure your home security with real-time alert.

5 Best Door and Window Sensors in 2021

1. HomePolice24

HomePolice24 is a smart security system that alerts us to the changes in our home. You can regulate the smart security system from your phone app. It provides 24/7 coverage with real-time notifications using a home Wi-Fi network. If someone tries to break your home doors or windows, its instant alert helps you to contact the police and take action immediately to catch the attackers.


It informs you if any windows are open. You will be notified of everything happening in your house. The security system looks very simple and does not create loud alarms, so Bulgers cannot understand the security system. So, you can catch them fast. It reminds the low battery alert, so replace it to keep your house secured.

  • Secure your house 24/7 under your surveillance.
  • Send alerts during the insecure moment.
  • Easy to set up behind the windows and doors.
  • Notifies you of the door and windows condition.
  • Open door and window alert in real-time.
  • Low-battery alert to keep the device running.
  • Takes time to call the police
Get HomePolice24 Now

2. Wyze Cam V2 1080P Indoor Smart Home Camera with Wyze Sense Starter Kit

Wyze Cam V2 is a wall mount smart home camera, allowing you to watch your home condition from anywhere. It notifies the uneven movement and situation near your house doors and windows. If any door or window is kept open for a long time, it sends alerts on the smartphone app to close the door or window to be secured. Its 12 months battery life provides long-life security.

Wyze Cam V2 1080P Indoor Smart Home Camera with Wyze Sense Starter Kit

It should be powered through a home AC outlet and paired with a home Wi-Fi network. The required connectivity speed should be 1 Mbps for standard view and 1.5 Mbps for HD quality view. It comes with essential accessories so you can mount it yourself anywhere. From the Wyze app, you can control other Wyze devices remotely.

  • Its 1080p camera provides HD quality clear view
  • It has a motion sensor that alerts you to every movement in real-time.
  • Stay up to date when you leave the door or window open.
  • Its battery provides a 12-month non-stop service.
  • Control other Wyze home appliances from the app remotely.
  • Sometimes the motion sensors do not work
Get Wyze Cam V2 Now

3. Geeni Wi-Fi Door Sensor, Smart Door and Window Sensors

Geeni Wi-Fi Door Sensor sends an instant alert when someone tries to open the door or window. You can mount the sensor without any hub. The package comes with 2 sensors that give extra peace of mind. It works only with a 2.4 GHz home Wi-Fi network. You can get alerts from anywhere and control other Geeni devices remotely.

Geeni Wi-Fi Door Sensor, Smart Door and Window Sensors

The sensors are powered by CR2 batteries that guarantee long-lasting performance for up to 24 months. Its access can be shared with family members to facilitate the security level. It does not make a loud alarm, so you can catch the thieves without knowing them.

  • It has 2 sensors that are easy to mount without any hub.
  • You can control it from anywhere, anytime.
  • Works under 2.4 GHz home wifi network.
  • Its long-life battery ensures up to 2 years of service.
  • You can share its access with others to double the security level.
  • Control other geeni devices remotely from the app.
  • Do not work with 5 GHz WI-Fi network.
Get Geeni Wi-Fi Door Sensor Now

4. Eve Door & Window – Wireless contact sensor with Apple HomeKit technology

Elgato Eve is a smart wireless contact sensor that allows you to keep your house protected 24/7. It displays the current status of your house doors and windows. You can pair Homekit accessories in the app and switch them remotely. Also, it sends an instant alert of all activities near your doors and windows where it is mounted. Its insight feature shows the view time and duration to get a decision quickly.

Eve Door & Window - Wireless contact sensor with Apple HomeKit technology

It supports Siri to ask for open and close with a voice assistant. It is truly wireless and run by a durable battery. Always stay tuned to what is happening at home. Its setup is very simple, just put adhesive tape and mount it behind the door or window.

  • It alerts your door and windows status in real-time.
  • It provides the view time and duration statistics through the insights.
  • You can ask the current status with Siri voice commands.
  • Its battery provides long-life performance.
  • Easily mount it wirelessly behind the door or window.
  • You can perform double check to ensure the security level.
  • Automate other home kit devices remotely.
  • Easy to swipe out and steal.
Get Eve Now

5. X-10 Door/Window Sensor DS10A

X10 Home sensor ensures instant alert on the smartphone app when the door or window is opened. Its professional design is equipped with wireless signal and performance. So, you can stay alert about your house status from anywhere. The self-checking option ensures reliable and robust security. It is easy to mount with the door or window.

X-10 Door/Window Sensor DS10A

Its IP67 grade protection allows you to use it outside of your house. You can enjoy remote access with its P2P service. Keep your house secured 24/7 with the smart home security sensor. Connect with home wireless network for 24 hours surveillance.

  • It sends alerts of opening and closing doors and windows.
  • It provides self-checking and reliable performance with extended security.
  • You can use the security sensor for long days with its massive battery.
  • It can be mounted outside of your house because it is IP67 certified.
  • Get easy remote access with P2P service.
  • Installation process isn’t easy.
Get X-10 Now


To stay alert about your home security, these 5 best door and window sensors are the reliable solution. From the best 5, I would like to recommend the HomePolice24 that has powerful sensors to detect uneven movement and alert us on the smartphone. It can be mounted behind the door and window. It provides instant alert and low battery alerts.

You will be notified every moment of door and window opening. If someone wants to enter your house by breaking a door or window, it will alert you to call the police and take the necessary steps. Please go through the HomePolice24 review to know more about it.

Henry J Taylor

Hi, I am Henry J Taylor, the owner of “Nerd Know Better Site” that will inform you about all the latest & smart tools for kitchen, home, health, automobiles, gadgets, everything that you may need in your everyday life. Basically, I am a businessman, researcher & writer. I have a business where I sell different types of smart tools that you’ll need in your everyday life.

More Posts - Website

Leave a Comment