kitio.aiHidden Door vs Story AI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Hidden Door starts at See pricing page and Story AI starts at $29/mo. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Prompt-to-world creation
- Persistent characters and rules
- Licensed story worlds
- Shared play with friends
- Discover page
- Branching story worlds
- AI video scenes per choice
- Hotspots and RPG-style stakes
- Custom adventure creation
- Story idea brainstorming
- Commercial license
| Feature | Hidden Door | Story AI |
|---|---|---|
| Best for | Build and play shared story worlds from any idea | Branching story adventures with an AI video clip after each choice |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $29/mo |
| Free plan | Yes | Yes |
| Made by | Hidden Door | Story AI |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Hidden Door starts at See pricing page and Story AI starts at $29/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- 4 free rounds in every world
- Full branching tree access
Pro
$29/mo
- Round 5 finales in all adventures
- Generate new story branches
- Custom adventures from scratch
- Commercial license
Publisher
$299/mo
- Up to 1,000 stories per month
- 10,000 story ideas
- 2,000 continuation credits
- Premium email support
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Hidden Door
- Worlds keep characters and rules consistent
- Start from a single sentence
- Includes licensed literary worlds
- Plan details are not on the home page
- Story quality depends on the AI model
- Shared play needs other people to join
Story AI
- Four free rounds in every world
- Each choice gets its own video scene
- Pro lets you author your own universes
- Finale rounds are locked behind Pro
- Publisher plan is expensive at $299/mo
- Newly generated scenes are 768p video
Which one should you choose?
Choose Hidden Door if you want:
- Worlds keep characters and rules consistent
- Start from a single sentence
- Includes licensed literary worlds
Watch out: plan details are not on the home page.
Choose Story AI if you want:
- Four free rounds in every world
- Each choice gets its own video scene
- Pro lets you author your own universes
Watch out: finale rounds are locked behind pro.
Hidden Door vs Story AI FAQ
What is the difference between Hidden Door and Story AI?
Hidden Door: Build and play shared story worlds from any idea. Story AI: Branching story adventures with an AI video clip after each choice. Both are writing tools.
Is Hidden Door or Story AI cheaper?
Hidden Door starts at See pricing page and Story AI starts at $29/mo. Check both pricing pages for current plans.
Do Hidden Door and Story AI have free plans?
Hidden Door: Yes. Story AI: Yes.
Who makes Hidden Door?
Hidden Door is made by Hidden Door.
Who makes Story AI?
Story AI is made by Story AI.
Which should I choose, Hidden Door or Story AI?
Choose Hidden Door if you value worlds keep characters and rules consistent and start from a single sentence. Choose Story AI if you value four free rounds in every world and each choice gets its own video scene.