AI Dungeon Master — Free to Play

Live YourStory

An AI Dungeon Master that remembers every choice, tracks every stat, and brings your adventures to life with friends or solo.

See It In Action
No credit card required
5e SRD Rules Engine
Free to Play

Your Adventure, Your Way

Five reasons players never look back.

Say Anything. Do Anything.
Total Freedom

Say Anything. Do Anything.

Seduce the dragon. Burn the quest giver's map. Build a cheese shop in the dungeon. The AI adapts to whatever you throw at it — no rails, no limits, no scripted responses.

Real session: a player chose to befriend the boss instead of fighting.

Built Different

Not a chatbot with dice. A purpose-built game engine.

Living Worlds

NPCs remember you. Your companion recalls battles you fought together. The villain knows your name. Every interaction is tracked and shapes what comes next.

Perfect memory across months of play

Total Freedom

No invisible walls. No scripted responses. Say anything, try anything. The AI adapts to your creativity, whether you negotiate, fight, sneak, or do something nobody expected.

Your choices drive the story
20

Every Roll Matters

Real 5e SRD rules, fully automated. Combat, skills, spells, saving throws — everything works correctly, session after session. HP, inventory, and conditions tracked perfectly.

Authentic mechanics you can trust

Adventures Together

Share a link, start playing. Real-time multiplayer with turn management and party coordination. Solo players get AI companions with real personalities who remember your journey.

Multiplayer in seconds, solo with friends

It Learns You

The more you play, the better it gets.

InfinityDM adapts to your playstyle. Prefer combat? You'll face more tactical encounters. Love roleplay? NPCs become richer, dialogue runs deeper. Custom instructions let you shape every detail — from the DM's tone to how graphic combat descriptions get.

Adapts to your playstyle
4 DM personas to match your vibe
Custom instructions for full control
Remembers your preferences across sessions

Worlds Waiting to Be Explored

Every scene is AI-generated and unique to your adventure.

Your DM, Your Personality

Each persona shapes how your adventure feels — from the narration style to how deadly the world is.

Ze

The Storyteller

The tavern door creaks open, and a hush falls over the patrons. The barkeep polishes a glass, his eyes meeting yours with a knowing look. "You must be the one they sent for," he whispers.

BalancedImmersiveClassic

Playing in 30 Seconds

No downloads. No complex setup. Just adventure.

1

Create Your Hero

Quick start with a random character, or craft your own. Name, race, class — done in seconds.

2

Choose Your Style

Pick a DM persona that matches your vibe. Hardcore? Cinematic? Tactical? You decide.

3

Start Playing

That's it. The DM introduces your adventure and you're in. Solo or invite friends.

Simple, Fair Pricing

Start free. Upgrade when you're hooked.

20 adventures/day200 adventures/dayUnlimited adventures
20 adventures/dayJoin friends' campaigns

Explorer

Free

Forever

  • 20 adventures/day
  • Solo play
  • Join friends' campaigns
  • AI companions
  • Scene art generation
MOST POPULAR
200 adventures/dayHost multiplayer (up to 3 players)Custom instructions

Adventurer

$9/mo

Billed monthly

  • 200 adventures/day
  • Host multiplayer (up to 3 players)
  • Advanced AI narration
  • AI companions
  • More scene art
  • Custom instructions
Unlimited adventuresPremium AI (Claude, GPT-4o)

Champion

$29/mo

Billed monthly

  • Unlimited adventures
  • Everything in Adventurer
  • Host multiplayer (up to 8 players)
  • Premium AI (Claude, GPT-4o)
  • Premium scene art
  • Early access features

Built to Last

This isn't a chatbot experiment. It's a game engine.

Rock-Solid State

HP, inventory, conditions, quest progress — all tracked perfectly across months of play.

Real 5e Rules

Combat, skills, spells, saving throws — authentic mechanics, fully automated.

No Breaking

Other AI DMs break after a few sessions. InfinityDM is built for campaigns that last.

Frequently Asked Questions

Yes! We use the 5e SRD ruleset. Combat, skills, spells, saving throws — all work as you'd expect. We handle the math, you focus on the roleplay.

Absolutely. Share a link and your friends join in real-time. No app downloads required. Adventurer tier lets you host up to 3 players, Champion up to 8.

Yes. Unlike chatbot-based DMs, InfinityDM has persistent memory. The blacksmith remembers you haggled last week. Your companion recalls battles you fought together. The story stays consistent across months.

Perfect for solo play! Recruit AI companions with unique personalities to adventure with you. They remember your journey and react to your choices — not just NPCs, but real party members.

ChatGPT forgets everything after a few messages. InfinityDM has persistent state tracking (HP, inventory, story), multiplayer support, visual scene generation, and DM personas. It's purpose-built for tabletop RPGs.

20 adventures per day, solo play, AI companions, scene art generation, and the ability to join friends' campaigns. No credit card required. Upgrade when you're ready.

Your Story Is Waiting

Infinite worlds are waiting. Create your hero, choose your DM, and start playing in 30 seconds. No credit card, no downloads.

Free forever • No credit card • Cancel anytime