An intuitive infinite canvas notebook application designed for capturing ideas without limitations. It offers a seamless experience for handwritten notes and sketches.

248+ iOS apps & games curated and reviewed
The best jumpei adachi apps and games on iPhone average 4.4★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.6★ (100) | Yes | Yes | Oct 2026 | ||
| 2 | Free | 3.3★ (6) | No | No | Oct 2026 | ||
| 3 | Free | 4.7★ (326) | No | Yes | Nov 2026 | ||
| 4 | Free | 4.7★ (181) | Yes | Yes | Nov 2026 | ||
| 5 | Free | 4.4★ (46) | No | Yes | Oct 2026 | ||
| 6 | Free | 4.2★ (11) | No | Yes | Oct 2026 | ||
| 7 | Free | 4.8★ (23) | No | Yes | Nov 2026 | ||
| 8 | Free | 4.8★ (580) | Yes | Yes | Oct 2026 |

An intuitive infinite canvas notebook application designed for capturing ideas without limitations. It offers a seamless experience for handwritten notes and sketches.

Transform your smartphone into a precise measuring tool. This utility app allows you to measure lengths and distances directly on your screen. It's a convenient digital ruler for everyday tasks.



Practice reading rhythms from sheet music with this application. It offers a limited free trial for users to experience its rhythm training capabilities. Further practice sessions are available through in-app purchases.