Test your intelligence with a classic riddle, rumored to have been created by Albert Einstein. This version offers a fully functional experience, though progress is not saved upon exiting.



248+ iOS apps & games curated and reviewed
Looking for free folklore puzzle apps and games? 20 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | Yes | No | Sep 2026 | ||
| 2 | Free | 3.4★ (9) | No | No | May 2026 | ||
| 3 | Free | 3.8★ (15) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.5★ (160) | No | Yes | Aug 2026 | ||
| 5 | Free | — | No | Yes | Sep 2026 | ||
| 6 | Free | 4.8★ (290) | No | No | Sep 2026 | ||
| 7 | Free | 4.5★ (55K) | Yes | No | Sep 2026 | ||
| 8 | Free | 5.0★ (1) | Yes | No | May 2026 |







Test your intelligence with a classic riddle, rumored to have been created by Albert Einstein. This version offers a fully functional experience, though progress is not saved upon exiting.






Embark on a 2D puzzle adventure inspired by Chinese folklore. Play as Yun, a "rewinder" who can enter memories to alter history and solve the mystery of a deserted village filled with spirits.