Gamma Calculator Pro by Gerrit kleyn Winkel has appeared on the App Store top charts. It has reached #3 on the South Korea Top Paid chart. It is currently charting in 2 markets.
Chart History
Rank over the last 30 days
Currently in Top 50
| Market | Store | Tab | Category | List | Rank |
|---|---|---|---|---|---|
| KR | App Store | apps | business | paid | #15 |
| US | App Store | apps | business | paid | #19 |
Best Rankings
| Market | Category | List | Best Rank | Date |
|---|---|---|---|---|
| KR | business | paid | #3 | 2026-05-21 |
| GB | business | paid | #7 | 2026-04-23 |
| US | business | paid | #8 | 2026-04-26 |
| DE | business | paid | #16 | 2026-05-25 |
| AU | business | paid | #18 | 2026-04-18 |