Review · Casual · macOS · PC · Android
Calm Cards - Klondike
Reviewed: 16 Apr 2026
macOS · PC · Android · iOS
Pastille · 2017
Ludograph rating
D
Caution
33 /100
Calm Cards - Klondike is a solitaire game that provides modest benefits for problem solving and strategic thinking, with very low risk.
Growth (BDS)
20
Risk (RIS)
5
Daily limit
120min
Age guidance
10+
Developmental benefits
| B1 | Cognitive | 0.30 | |
| B2 | Social-emotional | 0.10 | |
| B3 | Motor | 0.10 | |
Calm Cards - Klondike offers modest cognitive benefits through traditional solitaire gameplay. The game exercises problem-solving and strategic thinking as players decide which cards to move and when, requiring forward planning to reveal hidden cards. Memory and attention are moderately engaged as players track card positions and plan sequences. The mathematical component is minimal, involving basic counting and number sequencing. The game's explicit focus on relaxation and stress reduction provides genuine emotional regulation benefits, with calming music and nature sounds creating a meditative atmosphere. However, as a single-player card game with limited variation, it offers minimal creativity, no social-emotional development, and only basic motor skills practice through simple card dragging.
Design risks
| R1 | Compulsion-loop pressure | 0.10 | |
| R2 | Monetization | 0.00 | |
| R3 | Social risk | 0.00 | |
This is an exceptionally low-risk game with virtually no concerning elements. The game is completely free of monetization pressure - no ads, in-app purchases, subscriptions, or prompts to spend money. There are no social features, eliminating all social risks including stranger danger, toxic competition, or social pressure. Compulsion-loop design is minimal: while solitaire does have some inherent variable reward (winning is uncertain) and near-miss mechanics (almost completing), the game deliberately avoids addictive features like streaks, notifications, leaderboards, or infinite progression systems. The relaxing, stress-free design actually works against compulsive play patterns. Content is completely benign with no violence, sexual content, or mature themes. The only minor consideration is that solitaire can be played indefinitely by starting new games, but natural stopping points make this easy to manage.
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.