Play the world you built
You wrote the adventure. Let Donnie run it, and discover what happens from the other side of the screen.
Beta Your AI Dungeon Master
Donnie runs your tabletop adventure so you can be the player. Bring your own campaign or start fresh, solo or with friends.
55 AI actions each month
No credit card required.

A D&D 5e example. Your next move changes the story.
Donnie AI Dungeon MasterAn overturned wagon blocks the mountain pass. The merchants are missing. Smoke rises from the watchtower, and enormous claw marks scar the road. What do you do?
Written example with fixed rolls, not a live AI session. In the app, you describe your own actions.
Straight from the game



These screens were captured from the current build on November 3, 2026, on a test server with the demo heroes that come with the game. See every feature
More ways to get to the good part
You wrote the adventure. Let Donnie run it, and discover what happens from the other side of the screen.
DM cancelled? Bring your group and session notes. Continue your campaign for a night or for the next chapter.
Stay in the DM seat and playtest with bot players. See how your encounters hold up before your friends arrive.
From an idea to an adventure
Sign up with Google, Discord, or email. No credit card needed.
Pick a ready-made encounter or bring your own campaign.
Make a character, take your first action, and let the story unfold.
Bring the adventure you already love
Bring a campaign PDF or adventure module you own. Donnie uses its characters, places, and encounters to help run your game.
Free includes 1 adventure PDF upload up to 64 pages. Import results depend on your PDF and may need review.

Oaths, ash, and a missing caravan.
PDF adventure · D&D 5eSee how an adventure can become material for your table.
Illustrative sample, not a processed upload. Import results depend on your PDF and may need review.
“I wrote a 200 page campaign but never got to play it myself. So I built this to let me do that.”
A little inspiration for your next world
Explore the atmosphere. Bring the adventure.
The Material Plane · Mortal heroes
Before you take your seat
Both. Play a solo adventure with Donnie as your AI Dungeon Master, or invite friends to a shared campaign. When your usual DM cannot make it, bring your session notes and keep your story going.
The Wanderer plan includes 55 AI actions each month, 2 campaigns, 5 scene images, and 1 adventure PDF upload up to 64 pages. No credit card required.
An AI action is a request that uses Donnie, such as asking for the next story response or generating campaign content. It is an allowance for AI interactions, not 55 full game sessions. You can see your usage in your account.
No. You can start with a ready-made encounter and build your character as you go. If you already have an adventure, import its PDF or bring your notes. D&D 5e and Pathfinder 2e are supported.
The free plan is for text play. Voice narration starts with the Adventurer plan; live Voice DM starts with the Legend plan. You can compare the current allowances on the pricing page. Compare plans.
Yes. Run your own campaign and add bot players to try your encounters before your group plays. Bot players start with the Adventurer plan. You can also hand your adventure to Donnie and experience your own world as a player.
Your next chapter is waiting
A world of your own. A group worth gathering. An adventure you finally get to play.
Start playing free55 AI actions each month No credit card required.