Follow the devs on Twitter:
This app is available for free on Google Play and does not contain ads.
https://play.google.com/store/apps/details?id=de.prkmd.behindthetables
This app provides you with a collection of over 250 random tables for generating locations, NPCs, monsters, and much more! The content is provided by the community /r/BehindTheTables, on the popular website Reddit! Qiuckly generate a tavern, a merchant, encounters, quests, or local plant life with just a single roll.
Pick your category and sort through your favorite tables!
The app works completely offline, no data charges will apply!
The default tables aren't enough? You can create your own tables and import them into the app for even more variance. Use this guide for reference: https://github.com/pherbers/BehindTheTablesApp/wiki/Custom-Tables
-External storage: To read custom tables
https://github.com/pherbers
https://github.com/pherbers/BehindTheTablesApp/blob/master/LICENSE