Engage your mind with a logic puzzle that combines arithmetic and number matching. Solve handcrafted grids, complete daily challenges, and track your progress. Relax with a clean design and calming sounds while sharpening your brain.






248+ iOS apps & games curated and reviewed
The best sum of none apps and games on iPhone average 4.6★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | — | No | Aug 2026 | ||
| 2 | Free | — | Yes | Yes | May 2026 | ||
| 3 | Free | 4.2★ (5) | Yes | Yes | Aug 2026 | ||
| 4 | Free | — | Yes | No | Sep 2026 | ||
| 5 | Free | 4.9★ (75K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 4.9★ (79K) | Yes | Yes | Sep 2026 | ||
| 7 | Free | 4.9★ (10) | Yes | No | Sep 2026 | ||
| 8 | Free | 4.8★ (14) | Yes | Yes | Sep 2026 |












Engage your mind with a logic puzzle that combines arithmetic and number matching. Solve handcrafted grids, complete daily challenges, and track your progress. Relax with a clean design and calming sounds while sharpening your brain.




This logic puzzle game challenges your brain with number sums. Arrange numbers in a grid so rows and columns match target sums. Enjoy handcrafted puzzles with no timers or pressure, perfect for a calm, focused mental workout.