A free program for Android, by FatiMarketDev.
Smart Watch Sync Wear - Bluetooth Notifier is a very convenient and useful application. If you have a smartwatch or a Bluetooth-connected Android phone, you can use this app to display all the notifications from your phone on your smartwatch screen. The app is free, so you don't need to worry about any kind of subscription fees.
To use the app, you will need to download it to your phone, open Bluetooth/USB Bluetooth sync, and make the synchronization of two devices - watch/smartwatch and smartphone . You don't need to ask for help with installation or download a lot of apps, because it is very simple and doesn't require special skills.
