A smartsprinkler is an automated irrigation system that optimizes water usage and improves lawn health. Controlled via a smartphone app, it can adjust watering schedules based on... Smartsprinklersystems only water when necessary and adjust their schedule based on the weather. Lower water use means lower water bills. These smart Wi-Fi–enabled devices replace existing irrigation-system timers and controllers and work exclusively with in-ground sprinklersystems. If you do need to expand the system later down the line, the Rainpoint SmartSprinkler Controller is compatible with two-zone sprinklers. Smartsprinklersystems are transforming how we manage outdoor irrigation.At the core, a smartsprinklersystem combines hardware and software components. With a smartsprinkler controller, you can control and fine-tune your sprinklersystem to work as needed instead of having them run on a timer. We tested many of the best smartsprinkler controllers from Rachio 3, Netro Sprite and Wyze. Here are our top yard-tested wifi sprinkler controllers. Smartsprinklersystems use an advanced timer attached to the existing system and the same wiring. Most operate through your phone, but some even run through Amazon’s Alexa. Save money and water with sprinkler controllers that connect wit an app or smart assistant. Here's what you need to know about smartsprinkler controllers.