← All keywords
“most challenging”
Estimated search popularity: Medium · 44
Search results on Google Play in United States, checked 14 Oct 2026.
Difficulty
Very hardThe typical top-10 app has 2.5M ratings. Dominated by giants. Use it in your description, but chase smaller words to rank.
Keyword in the app name
0 of top 10
None of the top apps use it in their name, so the store ranks by other signals here.
Newest app in the top 10
Car Parking Games:Bus Madness®Released 17 months ago. Only older, established apps rank here.
Publishers with several spots
- King2 apps · best #5
- Oakever Games2 apps · best #13
Top 10 average rating: ★ 4.5
Positions over time
Top apps today. Higher is better (1 = first result).
- Shatterbrain - Physics Puzzles
- Tile Star: Match Puzzle Game
- Tile Escape: Match Puzzle Game
- Tile Family®:Match Puzzle Game
Show as table
| Date | Shatterbrain - Ph… | Tile Star: Match … | Tile Escape: Matc… | Tile Family®:Matc… |
|---|---|---|---|---|
| 14 Oct 2026 | #1 | #2 | #3 | #4 |
| 10 Oct 2026 | #20 | — | — | #7 |
Top 30 results
Arrows show the change since 10 Oct 2026.
#AppRatingRatingsInstallsReleasedUpdated
- 1▲19
Shatterbrain - Physics PuzzlesOrbital Nine Games★ 4.426.5K1,000,000+201829d ago
- 2
