No, you cannot use Itech Fusion 2 smartwatch without a phone. To enable call, text, and smartphone app notifications on your iTech Fusion 2 smartwatch, you'll need to use the iTech Wearables App. You can find the app by scanning the QR code or clicking on one of the locations below, depending on the model of your youSmartwatchch or smartphone. With the iTech Wearables App, you can seamlessly connect your devices and stay connected on the go with essential alerts and updates directly on your wrist.