World Generation
Describe a concept. Watch an entire world materialize with geography, factions, history, and rules of physics.
AI world-building platform
Build Worlds. Tell Stories. Expand Your Universe.
Koroverse is an AI-powered world-building platform for creators. Generate entire universes, craft characters with depth, and maintain flawless story continuity across every narrative thread.
12,000+worlds created
45,000+characters
200+genres
98%creator satisfaction
Core tools
Everything you need to build a universe
Six core tools, one platform. From initial spark to full-blown lore bible.
Character Creator
Build characters with backstories, motivations, relationships, and arcs that evolve across your narrative.
Lore Manager
Every detail, organized. Cross-reference characters, locations, events, and timelines in a living knowledge graph.
Story Continuity AI
Never lose a thread. Our AI tracks every plot point, character arc, and timeline to flag contradictions before they happen.
Multi-genre Support
Sci-fi, fantasy, noir, cosmic horror, solarpunk, cyberpunk, historical. Over 200 genre templates to start from.
Export & Share
Export to PDF, Markdown, or share with collaborators in real time. Built for solo creators and full studios alike.
How it works
Three steps to your universe
01
Describe
Tell the AI about your world. A sentence, a paragraph, a mood board. It starts from wherever you are.
02
Generate
Watch your universe come to life. Maps, characters, factions, timelines, all interconnected and consistent.
03
Expand
Go deeper. Add chapters, spin off side-stories, create sequels. Your lore grows with you.
Pricing
Simple pricing. No per-word fees.
Start free. Scale when you are ready. Cancel anytime.
Most popular
Creator
$9/month
- 5 universes
- Unlimited characters
- Advanced AI continuity
- Export to PDF & Markdown
Studio
$29/month
- Unlimited universes
- Real-time collaboration
- API access
- Priority support & SLA
Creators speak
What our users say.
"Koroverse replaced my entire stack of worldbuilding tools. The continuity AI alone is worth the subscription."
"We use it for our tabletop campaign. The lore manager keeps everything straight even after 40+ sessions."
"I built the entire lore bible for our indie game in two weekends. What would have taken months."
What exactly does Koroverse do?
Koroverse uses AI to help you build fictional universes. You describe a concept, and our engine generates worlds, characters, factions, timelines, and lore — all interconnected and internally consistent.
Can I use it for tabletop RPG campaigns?
Absolutely. Many of our users are DMs and game masters. The lore manager and continuity AI are especially popular for long-running campaigns.
Is there a free plan?
Yes. Explorer gives you one universe with up to 50 characters, completely free, forever. No credit card required.
Can I export my work?
Creator and Studio plans let you export to PDF and Markdown. You can also share projects with collaborators in real time on Studio.
What genres are supported?
Over 200 genre templates including sci-fi, fantasy, noir, cosmic horror, solarpunk, cyberpunk, historical fiction, and more. You can also create custom genres.
Start building your universe today
Free forever on Explorer. No credit card required.
Start creating