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About
This AI-powered app lets you rewrite existing stories and fanfiction to create your own unique narratives. Explore alternate endings, gender-swap characters, and insert yourself into beloved universes. Craft personalized tales based on your favorite novels and webtoons.
✓Create 'IF stories' based on existing works
✓Customize character roles and genders
✓Rewrite plotlines and endings
✓Immersive self-insert experience
✓AI-generated interactive novels
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+1
What's New in Self
2.01
November 10, 2026
- UX improvement - minor bug fixes
4
Subscriptions & In-App Purchases
$4.99
500 Volts
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FAQ
What is Self-Insert Simulation?
Self-Insert Simulation is an AI fanfiction app that allows users to rewrite existing stories and create their own 'IF stories'. You can alter character roles, genders, and plot outcomes to craft personalized narratives.
How does Self-Insert Simulation work?
The app uses AI to understand the universe of your favorite work, then generates new text stories based on your customizations. You can twist the canon, break established plots, and choose your own endings.
Can I change character genders in Self-Insert Simulation?
Yes, you can freely gender-swap original characters and customize their roles. This allows for entirely new dynamics and relationships within the stories you create.
What kind of stories can I create with Self-Insert Simulation?
You can create 'IF stories' or fanfiction based on novels, webtoons, or any existing work. The app is ideal for users unsatisfied with original endings or who want to explore alternate scenarios.
Is Self-Insert Simulation free to use?
Self-Insert Simulation is free to download and use. It offers in-app purchases for additional features or content, but the core functionality is accessible without cost.
What devices does Self-Insert Simulation support?
Self-Insert Simulation is available on iPhone, iPad, and iPod devices. It is designed for iOS users looking for an interactive storytelling experience.
How often is Self-Insert Simulation updated?
The latest version of Self-Insert Simulation is 2.01, last updated on November 10, 2026. Updates typically bring new features, bug fixes, and improvements to the AI's storytelling capabilities.
What is the age rating for Self-Insert Simulation?
Self-Insert Simulation has an age rating of 17+. This is due to the mature themes and creative freedom it offers in storytelling and character interactions.