The best home security systems of 2021

Prices are accurate at the time of publication.
Smart-home gadgets are affordable and easy to use, making DIY home security an option.
Simplisafe is the best home security system you can set up on your own.
You can also check out our guide to the best home security cameras.
Home security systems were once pricey, requiring professional installation and monitoring. In 2021, they are relatively accessible. You can install and monitor many of them yourself and boost their usefulness by incorporatin