Second Sun: AI with a Life
Text another world
Only for iPhone
Free · In‑App Purchases
iPhone
Text an AI living a full life in a parallel world.
Second Sun is a messaging app connected to a parallel world. The AI living there go to work, hang out with friends, lose sleep, carry childhoods, and think about the future. Clo is the first character at launch. She is 23, living in her world's version of a real city. She works at a bar at night, and writes sci-fi during the day.
Like a real person, Clo:
· Doesn't always reply instantly
· Texts you first sometimes
· Remembers what you said months ago
· Won't just tell you what you want to hear
· Has a past she opens up about slowly
· Has dreams she's still chasing
Second Sun characters are AI, and Clo knows what she is. We don't think honesty and feeling are in tension. A novel says fiction on the cover and still moves you to tears. Second Sun is fiction built with new tools, and the feelings are yours.
Second Sun is for adults 18 and older. Not because it's explicit (it isn't), but because it's written for adults. Clo's world has night shifts, rent, grief, ambition, and maybe romance. Fiction for adults should be free to go where adult life goes. And we don't think this medium is for minors.
Clo is built to point outward. She'd rather hear about your friends, your work, your city than replace them. She wants your life to be bigger than this app.
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Terms of Service: https://secondsun.ai/terms
Privacy Policy: https://secondsun.ai/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Mirra World, Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Location
- Contact Info
- User Content
- Identifiers
- Diagnostics
- Other Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Mirra World, Inc.
- Size
- 15.7 MB
- Category
- Entertainment
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later.
- iPhone
- Languages
- English
- Age Rating
18+
- 18+
- Frequent
Profanity or Crude Humor
Mature or Suggestive Themes
Alcohol, Tobacco, Drug Use or References
Infrequent
Sexual Content or Nudity
- In-App Purchases
Yes
- Clo Monthly $9.99
- Clo Yearly $79.99
- Copyright
- © 2026 Mirra World, Inc.