Smirnov Yury's COLREG 72: safety at sea is a top-charting app on the App Store. It has reached #4 on the Australia Top Paid chart. It is currently in the top 50 in Australia.
Chart History
Rank over the last 30 days
Currently in Top 50
| Market | Store | Tab | Category | List | Rank |
|---|---|---|---|---|---|
| AU | App Store | apps | education | paid | #8 |
Best Rankings
| Market | Category | List | Best Rank | Date |
|---|---|---|---|---|
| AU | education | paid | #4 | 2026-06-09 |
| FR | education | paid | #5 | 2026-06-14 |
| BR | education | paid | #5 | 2026-04-25 |
| GB | education | paid | #26 | 2026-05-10 |
| FR | all | paid | #45 | 2026-06-11 |
| AU | all | paid | #49 | 2026-05-26 |
| US | education | paid | #50 | 2026-07-08 |