LumiKin
Project Mercury

Review · Action · PC

Project Mercury

By the LumiKin editors

Reviewed: 28 May 2026

PC

Raxasoft Games · 2017

LumiScore

39/100

Caution

Growth (BDS)

24

Risk (RIS)

2

Daily limit

120min

Age guidance

13+

Developmental benefits

B1Cognitive
0.30
B2Social-emotional
0.00
B3Motor
0.45

Project Mercury offers moderate cognitive benefits, particularly in problem-solving, spatial awareness, and memory. The action-oriented gameplay can also improve hand-eye coordination, fine motor skills, and reaction time. The achievement system provides a sense of accomplishment without relying on manipulative dopamine mechanics.

Design risks

R1Dopamine pressure
0.03
R2Monetization
0.00
R3Social risk
0.00

The game presents a low risk profile. There are no monetization pressures, social risks, or significant dopamine manipulation tactics. The violence is against non-human creatures and is not excessively graphic, and the overall content is mild.

Heads up

  • Monthly spendTypical real-money spend by engaged players: $0–0/mo.
Avg playtime~1 hReviewedMay 2026How scores are calculated →

Parents ask…

Is Project Mercury safe for kids?

LumiKin gives Project Mercury a LumiScore of 39/100, recommended for ages 13 and up. There are notable risks worth knowing before letting kids play.

What age is Project Mercury appropriate for?

LumiKin's rubric recommends a minimum age of 13+ for Project Mercury, based on benefits, risks, and content review.

How long should kids play Project Mercury?

LumiKin's recommended play time for Project Mercury is Up to 120 min/day, calibrated to the game's dopamine, monetization, and social-pressure profile.

What are the main risks of Project Mercury?

The game presents a low risk profile. There are no monetization pressures, social risks, or significant dopamine manipulation tactics. The violence is against non-human creatures and is not excessively graphic, and the overall content is mild.