DungeonOne - AI Game Master

Love tabletop RPGs, but can't find a group or time to play?

DungeonOne is your personal AI-powered Game Master. Experience a full-featured fantasy TTRPG solo — anytime, anywhere, with no scheduling required!

Whether you want to dive into ready-made sagas or explore infinite open-world sandboxes, an adaptive AI Game Master handles combat, adjudicates d20 mechanics, controls NPCs, and weaves a unique narrative around your choices.

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WHY YOU’LL LOVE DUNGEONONE

• Play Solo, Anytime: No scheduling conflicts, no missing players, no GM preparation needed.
• True TTRPG Mechanics: Complete character sheets, stats, spells, equipment, inventory, and dice rolls.
• Adaptive AI Narrative: Powered by advanced AI models that adapt to your every decision in real time.
• Infinite Worlds: Play hand-crafted story campaigns or generate endless open-world sandboxes.
• Everything in Your Pocket: Play on your commute, during lunch breaks, or at home — pick up right where you left off.

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KEY FEATURES

• Deep Character Creation: Choose fantasy races, classes, and backgrounds.
• Interactive Living Journal: Quest log, world map, NPC tracker, and notes that the AI reads and integrates into the story.
• Ready Campaigns & Sandbox: Jump straight into classic one-shots, epic sagas, or sandbox adventures.
• Immersive Atmosphere: Dynamic soundtrack and sound effects that adapt to battle and exploration.
• Cross-Device Cloud Saves: Seamlessly sync your hero's progress across your devices.

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HOW IT WORKS

1. Build Your Hero: Create a character manually or generate one in a single tap.
2. Choose Your Quest: Select a pre-made saga or launch an open-world sandbox.
3. Play Your Way: Type any action — the AI Game Master narrates the outcome and manages rules.

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SUBSCRIPTION & TERMS

DungeonOne is free to play with open-world exploration and a starter campaign. Upgrade to Premium to unlock all campaigns, unlimited cloud saves, and enhanced AI capabilities.

Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions in your App Store account settings.

• Terms of Use: https://ostasoft.com/dungeon/terms
• Privacy Policy: https://ostasoft.com/dungeon/policy