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彩云小梦 vs What on earth?
A factual side-by-side comparison of 彩云小梦 and What on earth?. We compare pricing, categories, free tiers and official websites — no invented scores.
Updated 2026-10-22
Quick take
Both 彩云小梦 and What on earth? are Freemium. Pick the one whose tagline and categories match your use case, then check the alternatives below.
What on earth? — AI Fiction for storytelling, learning
AI FictionEducationImage
Visit website| Pricing | Freemium | Freemium |
|---|---|---|
| Categories | AI Fiction / AI Roleplay | AI Fiction / Education / Image |
| Best for | Veteran Chinese AI story continuation | What on earth? — AI Fiction for storytelling, learning |
| Free tier | Yes — free or freemium | Yes — free or freemium |
| Website | www.caiyunapp.com | whatonearth.xyz |