Embark on a cross-country railroad journey where each stop presents a word puzzle. Reassemble chopped-up words using clues to expand your vocabulary and prepare for standardized tests.



116+ iOS apps & games curated and reviewed
Out of 116+ train of thoughts apps and games on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Jul 2026 | ||
| 2 | Free | 3.7★ (31) | No | Yes | Jul 2026 | ||
| 3 | Free | 4.1★ (246) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.7★ (534) | Yes | Yes | Sep 2026 | ||
| 5 | Free | 4.9★ (101) | Yes | Yes | Jul 2026 | ||
| 6 | Free | 3.7★ (825) | No | Yes | Sep 2026 | ||
| 7 | Free | 5.0★ (3) | No | No | Aug 2026 | ||
| 8 | Free | 4.3★ (35) | No | Yes | Sep 2026 |








Embark on a cross-country railroad journey where each stop presents a word puzzle. Reassemble chopped-up words using clues to expand your vocabulary and prepare for standardized tests.





This word association game challenges your mind with clever puzzles. Connect words in a chain without typing, using a simple tap interface. Enjoy multiple play modes and earn achievements.