Rival Edge

Learn game theory through real-life scenarios. Rival Edge teaches you the science of strategic decision-making.
INTERACTIVE SCENARIOS
Face real dilemmas: salary negotiations, splitting restaurant bills, trust in relationships, group projects, and more. Every choice has consequences calculated through actual game theory models.
12 ESSENTIAL THEORIES

Nash Equilibrium — why people get stuck in suboptimal situations
Tit-for-Tat — the winning strategy in repeated interactions
Prisoner's Dilemma — when cooperation beats selfishness
Tragedy of the Commons — why shared resources disappear
Ultimatum Game — the psychology of fairness
And 7 more Nobel Prize-winning concepts

20 DAILY RULES
Practical principles for everyday life: "Always name your number first", "Mirror behavior, not words", "Forgive fast, but remember". Each rule is backed by research.
FEATURES

10+ scenarios with multiple outcomes
Payoff matrices showing the math behind decisions
Progress tracking with XP and ranks
Beautiful dark interface
6 languages: English, Russian, French, German, Spanish, Italian
No ads, no tracking, fully offline

Whether you're negotiating a raise, dealing with a difficult neighbor, or deciding whether to trust someone — game theory gives you the edge.