Undertale: Battle Maker Android

If you only care about the story/text box aspect and not the dodging gameplay:

Searching "Undertale Battle Maker" on the Play Store yields mixed results. Many apps are fakes or malware. Here are the three legitimate ways to make battles on Android right now. undertale battle maker android

If the goal is just to make cool screenshots or GIFs rather than a playable game, there are specific apps that act as "Battle Makers." If you only care about the story/text box