This app helps users practice and understand the column addition method for calculating sums of two numbers. It provides a digital worksheet to aid in learning and practice.




247+ iOS apps & games curated and reviewed
With an average user rating of 4.4★, the column addition method category is one of the App Store's strongest. Browse all 247+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (3) | Yes | No | Sep 2026 | ||
| 2 | $3.99 | 3.0★ (1) | No | No | Aug 2026 | ||
| 3 | Free was $0.99 | — | No | No | May 2026 | ||
| 4 | Free | — | No | Yes | Sep 2026 | ||
| 5 | Free | 4.8★ (20) | No | Yes | Aug 2026 | ||
| 6 | Free | 5.0★ (2) | No | No | Jul 2026 | ||
| 7 | Free | 1.0★ (1) | No | No | Aug 2026 | ||
| 8 | Free | 4.1★ (4K) | — | No | Sep 2026 |




This app helps users practice and understand the column addition method for calculating sums of two numbers. It provides a digital worksheet to aid in learning and practice.






This educational app teaches and reinforces the column addition method with an interactive interface. Users can solve custom or random problems with adjustable number sizes and receive visual feedback on their progress. It includes optional jigsaw puzzles as a reward for solving problems.




