Nah

This Game WIll Rarely Be Updated. The Mobile Version is Not Offline. It Connects to This Website.
https://relux-studios.github.io/OnARaft-Flappy-Birds/

And If You Load Into it on pc. it wont look good. Its made to run on Mobile Only. But In The Itch.io Page. Its Setup To Run On All Platforms. You Can Also Download The Html Version https://github.com/Relux-Studios/OnARaft-Flappy-Birds There. 1 it wont work default. 2 you will need to find a way to convert the html to apk yourself as it only runs in the web. might change it to just a html that works outside of a website if people want to play this offline