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<a href="https://shouldiuse.io/vs/novelai/aidungeon">NovelAI vs AI Dungeon on Should I Use It</a>

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NovelAI versus AI Dungeon
Compare	NovelAI	AI Dungeon
Verdict	Depends	Depends
Best for	Hobbyist fiction writers	Hobbyist interactive-fiction fans
Who it's not for	Teams needing collaboration, shared libraries, or seats	Professional writers needing consistent, reliable output
Privacy	No known public vulnerabilities found in the sources reviewed.	Past breach: a 2021 leak exposed users' private stories; an official help page documents a separate contractor data incident, and the public security page 404s.
Support quality	Reddit thread titled 'customer support is 0/10'	No direct support evidence in sources
Public sentiment	Sentiment is largely positive on creative features and model quality, with recurring complaints about support and skepticism toward privacy claims.^⁵	Users are emotionally attached to AI Dungeon but vocal about pricing, weak image generation, outages, and account security gaps.¹⁶
Biggest gotcha	Support is a real weak spot; Reddit users report very poor responsiveness^⁶	A past leak made private stories publicly visible . treat it as zero-privacy

Pick NovelAI when

Hobbyist fiction writers
Anime image-generation fans
Interactive storytelling players
Privacy-conscious creatives

When NovelAI is not a fit

Teams needing collaboration, shared libraries, or seats
Businesses wanting vendor support, SLAs, or admin controls
Enterprise content pipelines . no audit or workflow features
Anyone wanting a general-purpose chat or office AI

Pick AI Dungeon when

Hobbyist interactive-fiction fans
People wanting AI improv with zero setup
Tinkerers who enjoy model and setting knobs

When AI Dungeon is not a fit

Professional writers needing consistent, reliable output
Anyone wanting privacy guarantees . a leak once exposed private stories
Teams or any business use case
Budget buyers tired by recurring subscription complaints

Sources

NovelAI - Crunchbase Company Profilecrunchbase.com
news
NovelAI - Wikipediaen.wikipedia.org
official
[Official] We're celebrating 2.5 million NovelAI usersreddit.com
official
NovelAI Scales to 40K Users with CoreWeavecoreweave.com
news
NovelAI Reviews - G2g2.com
review
NovelAI - Seriously? your customer support is 0/10reddit.com
review
NAI not as 'Private' as you think. Be carefulreddit.com
security
Improvements to SDXL in NovelAI Diffusion V3arxiv.org
official
NovelAI Subscription Docsdocs.novelai.net
official
Squibler vs NovelAI: Which AI Writer Wins in 2026blog.chapter.pub
review
AI Dungeon | Free AI Text Adventure Gameaidungeon.com
official
Memberships & Benefitshelp.aidungeon.com
official
How we scaled AI Dungeon 2 to 1M+ usersaidungeon.medium.com
official
AI Dungeon - Wikipediaen.wikipedia.org
news
Studio behind AI Dungeon raises $3.3Mgameworldobserver.com
news
r/AIDungeon communityreddit.com
review