gnote is currently in development. It is a simple note application build as a progressive web application. So I encourage you to use it and give me your feedback.
A Progressive Web App uses modern web capabilities to deliver an app-like user experience. They evolve from pages in browser tabs to immersive, top-level apps, leveraging the web's low friction.
Source: Google Developers - Progressive Web Apps
Because of that, this APP no need to install. just use URL https://kanushka.com/gnote/ from you mobile device. The browser will automatically suggest add to Home Screen. So, you can just run in your device as a Native App.
Now you can download this App to your laptop using chrome browser.