LumiKin
Sunken Secrets

Review · Simulation · Android · iOS

Sunken Secrets

By the LumiKin editors

Reviewed: 25 May 2026

Android · iOS

Big Fish Games · 2015

LumiScore

44/100

Caution

Growth (BDS)

35

Risk (RIS)

39

Daily limit

60min

Age guidance

E10+

Developmental benefits

B1Cognitive
0.60
B2Social-emotional
0.10
B3Motor
0.10

Sunken Secrets offers engaging resource management and creative island building, fostering problem-solving, strategic thinking, and spatial awareness. Players can enjoy customizing their unique island and interacting with friends.

Design risks

R1Dopamine pressure
0.47
R2Monetization
0.42
R3Social risk
0.22

The game utilizes common mobile game mechanics like variable rewards and daily incentives that can encourage prolonged play. In-app purchases for pearls and coins, combined with social comparison features, may pressure players towards spending and continuous engagement. While offering social interaction, the game's design could lead to a sense of obligation to play and keep up with friends.

Heads up

  • Monthly spendTypical real-money spend by engaged players: $0–20/mo.
ReviewedMay 2026How scores are calculated →

Parents ask…

Is Sunken Secrets safe for kids?

LumiKin gives Sunken Secrets a LumiScore of 44/100. There are notable risks worth knowing before letting kids play.

How long should kids play Sunken Secrets?

LumiKin's recommended play time for Sunken Secrets is Up to 1 hour/day, calibrated to the game's dopamine, monetization, and social-pressure profile.

What are the main risks of Sunken Secrets?

The game utilizes common mobile game mechanics like variable rewards and daily incentives that can encourage prolonged play. In-app purchases for pearls and coins, combined with social comparison features, may pressure players towards spending and continuous engagement. While offering social interaction, the game's design could lead to a sense of obligation to play and keep up with friends.