@VooDooMedic @DoubleD @RoninGrey after some playing around with crushon, I've decided to use that instead of kindroid (they do have an app for android, but it's not in app store).
The site is focused around scenarios, not necessarily waifus. There are various AI models that excel at smut, storytelling, role-playing, or combat. YOU have to find the correct AI model to use. There's also a base version of the model, & user-tuned versions that you can use. Here's what I use for my current scenario