
Review · Family · iOS
Happy Curling
Reviewed: 29 Jun 2026
iOS
Narcis Randrianarivony · 2018
Ludograph rating
Growth (BDS)
28
Risk (RIS)
2
Daily limit
120min
Age guidance
10+
Developmental benefits
| B1 | Cognitive | 0.42 | |
| B2 | Social-emotional | 0.00 | |
| B3 | Motor | 0.35 | |
Happy Curling offers a gentle yet engaging puzzle experience that can enhance spatial awareness, strategic thinking, and problem-solving skills. Players must carefully consider angles and trajectories to succeed, providing a good mental workout.
Design risks
| R1 | Compulsion-loop pressure | 0.03 | |
| R2 | Monetization | 0.00 | |
| R3 | Social risk | 0.00 | |
This game presents extremely low risks. There are no manipulative compulsion-loop mechanics, monetization pressures, social risks, or concerning content. It is a straightforward, wholesome puzzle game.
Content (not in risk score)
| R4.1 | Violence Level | 0.00 | |
| R4.2 | Sexual Content | 0.00 | |
| R4.3 | Language | 0.00 | |
| R4.4 | Substance References | 0.00 | |
| R4.5 | Fear / Horror | 0.00 | |
Content risk is displayed separately and does not affect the time recommendation.
Regulatory design checks · DSA — Assessed: meets criteria·GDPR-K — Assessed: meets criteria·ODDS — Assessed: meets criteria
- DSA:What Ludograph checks: whether the game's design gives minors the transparency the EU Digital Services Act expects: plain terms, honest defaults, and clear reporting routes.: Estimated from review data. No dark pattern or child-targeting concerns found.
- GDPR-K:What Ludograph checks: whether age assurance and consent flows are designed for under-16s, in the spirit of GDPR Article 8.: Estimated from review data. No privacy or child-targeting concerns found.
- ODDS:What Ludograph checks: whether paid random-reward drop rates are disclosed, as required in China, Japan and South Korea.: Estimated from review data. No paid random-reward mechanics found, so drop-rate disclosure requirements do not apply.
These reflect Ludograph's assessment of the game's design practices against each framework's criteria, not a legal compliance determination.