APKPure Appを使用する
Solar System - The Planets Oldの旧いバージョンをダウンロードすることが可能
Shop Google Play on the web. Purchase and enjoy instantly on your Android phone or tablet without the hassle of syncing.
This app is being removed from the app store soon.
The updated version is free from here
https://play.google.com/store/apps/details?id=solarsystem.theplanets