Rapid & Quick Calculator Pro is developed by KinkumaDesign and available on the App Store. It has reached #3 on the Japan Top Paid chart. It is currently in the top 50 in Japan.
Chart History
Rank over the last 30 days
Currently in Top 50
| Market | Store | Tab | Category | List | Rank |
|---|---|---|---|---|---|
| JP | App Store | apps | finance | paid | #30 |
Best Rankings
| Market | Category | List | Best Rank | Date |
|---|---|---|---|---|
| JP | finance | paid | #3 | 2026-04-25 |
| US | finance | paid | #40 | 2026-07-28 |