This is a very common question and the answer is yes! Restore 2 is intended to be used with the Hatch Sleep app, which helps you control and customize your device. From within the app, you are able to craft a personalized sleep routine completely tailored to your wants and needs! For this reason, it does require a Wi-Fi connection on both sides.
Please note: Restore connects to 2.4GHz and we recommend connecting your phone to your 2.4GHz Wi-Fi band for optimal control of your Restore.