kitio.aiNovelAI vs Hidden Door
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. NovelAI starts at $10/mo and Hidden Door starts at See pricing page. 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
- Story continuation
- Lorebook
- Custom presets
- Anime image generation
- Encrypted story storage
- Prompt-to-world creation
- Persistent characters and rules
- Licensed story worlds
- Shared play with friends
- Discover page
| Feature | NovelAI | Hidden Door |
|---|---|---|
| Best for | AI storytelling and image generation with flat-rate unlimited text | Build and play shared story worlds from any idea |
| Category | Writing | Writing |
| Pricing model | Free trial | Freemium |
| Starting price | $10/mo | See pricing page |
| Free plan | No, trial available | Yes |
| Made by | Anlatan | Hidden Door |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
NovelAI starts at $10/mo and Hidden Door starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Tablet
$10/mo
- Unlimited text generations
- Monthly Anlas for images
Scroll
$15/mo
- Longer AI memory
- Monthly Anlas for images
Opus
$25/mo
- Longest AI memory
- Unlimited normal-size images
- Monthly Anlas included
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
NovelAI
- Unlimited text on paid plans
- Strong privacy approach
- Deep control over generation
- Steeper learning curve
- Less guidance on structure than Sudowrite
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
Which one should you choose?
Choose NovelAI if you want:
- Unlimited text on paid plans
- Strong privacy approach
- Deep control over generation
Watch out: steeper learning curve.
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.
NovelAI vs Hidden Door FAQ
What is the difference between NovelAI and Hidden Door?
NovelAI: AI storytelling and image generation with flat-rate unlimited text. Hidden Door: Build and play shared story worlds from any idea. Both are writing tools.
Is NovelAI or Hidden Door cheaper?
NovelAI starts at $10/mo and Hidden Door starts at See pricing page. Check both pricing pages for current plans.
Do NovelAI and Hidden Door have free plans?
NovelAI: No, trial available. Hidden Door: Yes.
Who makes NovelAI?
NovelAI is made by Anlatan, based in United States.
Who makes Hidden Door?
Hidden Door is made by Hidden Door.
Which should I choose, NovelAI or Hidden Door?
Choose NovelAI if you value unlimited text on paid plans and strong privacy approach. Choose Hidden Door if you value worlds keep characters and rules consistent and start from a single sentence.