COLREG 72: safety at sea

South Africa · iOS · Paid · Education

App details Paid · South Africa

Latest observed rank#72Observed2026-08-21T04:11:40.557Z

7dBest rank #69Lowest rank #72 · 2/2

30dBest rank #11Lowest rank #86 · 7/7

90dBest rank #11Lowest rank #86 · 7/7

Rank movement

30d · South Africa · iOS · Paid · Education

Observed App Store chart positions. Gaps mean the app was not ranked in a collected snapshot, not that collection was missing.

7d 14d 30d 90d

Observed ranking series

Switch between countries, platforms, chart types, and categories where this app has appeared.

South Africa · iOS · Paid · Education7 Ukraine · iOS · Paid · Education5 France · iOS · Paid · Education5 Ukraine · iOS · Paid · Overall3 Australia · iOS · Paid · Education3 United Kingdom · iOS · Paid · Education3 Denmark · iOS · Paid · Education2 Canada · iOS · Paid · Education2 Norway · iOS · Paid · Education2 Indonesia · iOS · Paid · Overall1 France · iOS · Paid · Overall1

Recent observations

Chart snapshots: 7 · Ranked snapshots: 7

Date	Rank	Status
2026-08-21	#72	Ranked
2026-08-15	#69	Ranked
2026-08-14	#20	Ranked
2026-08-13	#11	Ranked
2026-08-11	#79	Ranked
2026-08-09	#86	Ranked
2026-08-07	#85	Ranked

Methodology

These are observed App Store chart positions. They do not estimate downloads, revenue, or popularity when the source data does not provide those values.

Methodology →