Good idea, but I don't want to rely on an internet connection for this. I'd also just prefer to own the data. I use a simple Seinfeld-style habit tracker for mine: https://play.google.com/store/apps/details?id=org.isoron.uha...
> A web application is considered a PWA if it satisfies the installation criteria, thus can work offline and can be added to the device's home screen