OKNDrum: Optokinetic Drum

Taiwan · iOS · Paid · Medical

App details Paid · Taiwan

Latest observed rank#63Observed2026-08-15T02:57:52-07:00

7dBest rank #6Lowest rank #63 · 6/6

30dBest rank #6Lowest rank #85 · 7/7

90dBest rank #6Lowest rank #85 · 7/7

Rank movement

30d · Taiwan · iOS · Paid · Medical

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.

Taiwan · iOS · Paid · Medical7 South Korea · iOS · Paid · Medical6 Denmark · iOS · Paid · Medical4 Taiwan · iOS · Top Grossing · Medical4 China · iOS · Paid · Medical3 Ukraine · iOS · Paid · Medical3 Germany · iOS · Paid · Medical1 Germany · macOS · Paid · Medical1 Germany · macOS · Paid · Medical1 Denmark · macOS · Paid · Medical1 South Korea · macOS · Paid · Medical

Recent observations

Chart snapshots: 7 · Ranked snapshots: 7

Date	Rank	Status
2026-08-15	#63	Ranked
2026-08-14	#63	Ranked
2026-08-13	#61	Ranked
2026-08-12	#60	Ranked
2026-08-11	#11	Ranked
2026-08-10	#6	Ranked
2026-08-08	#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 →