This is python programming compiler you can learn data science with using your phone.

Link on play store: https://play.google.com/store/apps/details?id=ru.iiec.pydroid3

NB pydriod 3 is only available on play store

But if you use an iphone or ipad you can download pyto

Link on app store: https://apps.apple.com/us/app/pyto-python-3/id1436650069

How to set up pydriod 3 on play store