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o3 app analytics for September 18

o3

o3

  • O3 Platforms Limited
  • Google Play Store
  • Free
  • Social
O3 creates environments that bring out the best in people. Unlock our 24/7 study cafés or study anywhere with friends using our social study timer. Stay focused, catch Oysters, and earn rewards like lifetime O3 café discounts. Android AccessibilityService usage disclaimer (optional): O3’s optional Focus Protection uses the AccessibilityService API during user-started study sessions to detect which app is visible. If you open a distracting app, O3 returns you to your device’s Home screen and shows a focus warning. App identifiers are processed on-device; O3 does not read, store, or share screen content. You can disable access anytime in Android Settings. The world is your oyster. You’ve got this!
o3

o3 Usage Rank

The usage rank is based on Similarweb's algorithm that calculates current installs and active users over a 28-day period.

All Categories in
United States--
Social in
United States--

Daily active users

Analyze usage patterns of o3 users by viewing o3 downloads and daily active users over time.

Users

Analyze usage patterns of o3 users by viewing o3 downloads and daily active users over time.

Unlock daily active users
JulAugSep

o3 Ranking Stats Over Time

Similarweb's Usage Rank & Google Play Store Rank for o3

Rank

No Data Available

o3 Ranking by Country

Counties in which o3 has the highest ranking in its main categories


Users Interests & Top Categories

Top categories and apps used by o3 users

No Data to Display

Top Competitors & Alternative Apps

Apps with a high probability of being used by the same users, from the same store.

KultureCity

KultureCity

KultureCity

Alux: Build Wealth Faster

Alux: Build Wealth Faster

Alux.com

Motion - Steps & Fitness Game

Motion - Steps & Fitness Game

Motion Health

Herohero

Herohero

Herohero

o3 VS.

September 18, 2026