HeartFiction
하트픽션 · Heart Fiction
Your characters, your story —
a web novel written by AI just for you
Pick tags like genre, tropes and character traits, and AI writes a romance web novel tailored to your taste.
- 100K+
- Users
- 200K+
- AI-generated stories
- 58%
- Weekly retention
- 4
- Core technology patents filed
As of H2 2026
The story you wanted to read, right now
HeartFiction is an AI web-novel app that lets you create the stories you want to read.
No long prompts — pick characters, relationships and tropes like items on a menu, and AI writes a complete web novel.
Key features
- 01
Tag-to-novel
Generate a story from keyword tags such as genre, tropes and personality.
- 02
Co-write the next episode
Request what you want to happen next, and the story follows.
- 03
Plaza
Browse stories made by other users and share your own.
- 04
Serial story engine
An in-house engine built on an eight-stage multi-agent pipeline and Deep-RAG world memory keeps characters and emotional arcs consistent as episodes pile up.
Service details
- Category
- AI web-novel platform
- Market
- South Korea
- Status
- Live
- Launched
- 2025.10
- Platform
- iOS · Android