A free program for Android, by Wizards of the Coast LLC.

What is D&D Beyond?

D&D Beyond is the best tool for players of the Dungeons & Dragons role-playing game to find out what kind of games they want to play, where they can play them, how to get the most out of them and to share their experiences with other players. It is a community of players, for players, and the best way to find new friends in the game.

You can find everything you need in the app: