The best AI text adventures on iPhone and Android
We make one of these, so read the rankings accordingly. The criteria, at least, are honest — and so is the part where we tell you when to buy something else.
The short version. For unconstrained freedom, AI Dungeon is still the one to beat. For a pick-up-and-play D&D flavour, AI Game Master is the crowd favourite. For genre variety in a story-app shape, StoryZone. And if what you want is real dice, tracked consequences and stories that end, that's the gap Unwritten was built to fill — which is also your cue to weigh this list knowing who wrote it.
This category has a discovery problem. Search any app store for "AI text adventure" and you'll wade through companion chatbots wearing adventure hats, web products with a thin app wrapper, and a long tail of things that were abandoned two model generations ago. This is the list we wish had existed when we were doing competitive research — including the honest reasons to pick each one.
The ground rules
- It has to be a real, maintained app on both iOS and Android — not a website that technically loads on a phone.
- Text has to be the product. Games where the prose decorates an image generator don't count.
- You have to be able to find out whether you like it for free, without a card.
- Companion-chat and character-roleplay apps are excluded. Talking to a character is a different hobby from playing a story, and mixing the two lists helps nobody.
AI Dungeon — the sandbox
What it is. The app that started the category in 2019, and still the most permissive thing on it. Any setting, any premise, any action; a huge community library of scenarios; a scripting system nothing else matches. If you can type it, it will improvise around it.
Where it shines. Total freedom, and scale. If your dream session is set in a world nobody has written — your fandom, your homebrew, something too specific to exist commercially — this is the only entry on the list that will follow you there.
Where it grates. The classic sandbox failures: long sessions drift, established facts go soft, and nothing mechanical is at stake unless you supply the stakes yourself. It's a jam session, not a composition. Whether that's a flaw depends entirely on you — we wrote a whole comparison about that trade.
Play it if improvisation is the pleasure, and structure feels like a leash.
AI Game Master — the pick-up game
What it is. A mobile-first AI narrator with a tabletop flavour: pick a genre — medieval war, wasteland, anime realm, horror dungeon, sci-fi — customise a character, and go. Of everything on this list it has the least friction between installing and playing, and its store ratings suggest that's exactly what a lot of people wanted.
Where it shines. Accessibility. It reads as "D&D, but my phone runs it", and for a casual session on a commute that framing works.
Where it grates. The mechanics are lighter than the framing implies — progression and consequence sit closer to flavour than to bookkeeping, and stories are open-ended rather than shaped. Depth is not the product; ease is.
Play it if you want a fantasy adventure right now, with zero setup and no rulebook energy.
StoryZone — the genre buffet
What it is. An AI text adventure wearing the shape of a story app: big library of premises across fantasy, romance, horror and drama, tuned for people who arrive from interactive-story apps rather than from tabletop.
Where it shines. Range and mood. It's the strongest entry here for someone who reads across genres and wants the AI twist without an RPG's furniture.
Where it grates. The same absence of load-bearing mechanics — choices steer tone more than they bank consequences — and prose quality varies with the premise you pick.
Play it if you come from Episode-style interactive stories and want more freedom than a pre-branched script allows.
Unwritten AI — the scoreboard
What it is. Ours, so: disclosure made, twice now. A small catalogue of hand-authored worlds played with an AI narrator, on top of a deterministic engine — real d20 rolls made before the scene is written, tracked health, skills, rank, reputation and promises, multi-act structure, endings you can reach and deaths that stick.
Where it shines. Exactly where the sandbox grates. Turn two hundred still remembers turn three, a bad roll costs you something specific, and stories finish. If you read LitRPG or progression fantasy, the shape will feel immediately familiar. The full anatomy is in the complete guide.
Where it grates. Exactly where the sandbox shines. You can't bring your own world, you can't write scenarios, and the catalogue is deliberately small. If those are your priorities, buy something else on this page — genuinely.
Play it if the failure that keeps ending your sessions is the story quietly ceasing to matter.
Side by side
| App | Shape | Mechanics | Endings |
|---|---|---|---|
| AI Dungeon | Open sandbox, any setting | Optional, narrated | None by design |
| AI Game Master | Genre presets, guided | Light, flavour-first | Open-ended |
| StoryZone | Premise library, story-first | Minimal | Open-ended |
| Unwritten | Authored worlds, curated | Deterministic — dice, state, acts | Real, including death |
Worth knowing about, but not on phones
Three products come up in every conversation about this category and are excluded here only because they're web-first. NovelAI is an author's instrument more than a game — superb control over voice and canon, all the structural work left to you. Friends & Fables runs a rules-aware D&D-style campaign through a web app and Discord, and is the closest thing to a literal AI dungeon master for an actual party. Hidden Door plays adventures inside licensed fictional worlds and is, at the time of writing, rolling out on PC. All three are worth your attention the moment your keyboard is bigger than your thumb.
What we left out, and why
Character-chat apps — the endless-conversation-with-a-persona category — are deliberately absent, even the ones with "adventure" in their store listing. It's not snobbery; it's taxonomy. A companion conversation optimises for the relationship continuing. A story optimises for things happening, at a cost, on the way to an ending. An app built for the first is structurally bad at the second, and reviewing it as a text adventure would be unfair in both directions. If you're not sure which experience you actually want, the piece on what an AI game master actually does draws the line more carefully.
How to choose in one minute
- The story never goes anywhere → you want structure. Unwritten, or Friends & Fables at a desk.
- The app keeps telling me no → you want freedom. AI Dungeon.
- I want to play in the next thirty seconds → AI Game Master.
- I want moods, not mechanics → StoryZone.
- I mostly want to write → NovelAI, and a good chair.
Details about other products were accurate to the best of our knowledge in August 2026, and this category moves fast — check the store listing before relying on anything here. We revisit this piece when the landscape shifts.
Unwritten AI is a narrative RPG for iOS and Android. Free to start, fifteen turns a day.
See how it plays