ScholarNotes vs Rival Edge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScholarNotes
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A research note app built around Paper × Card: • One Paper per article • Cards for key points, quotes, ideas, and next steps • Capture inspiration while reading—so you can recall it later, fast • Tags to organize themes and methods • Powerful search to find the right note instantly during writing and literature review
Rival Edge
Master strategic decision-making with real-life scenarios and Nobel Prize-winning game theory concepts. Learn practical rules for everyday dilemmas, track your progress, and gain an edge in negotiations and relationships.
- Interactive real-life scenarios
- 12 essential game theory concepts
- 20 practical daily rules
- Progress tracking with XP and ranks
- Payoff matrices for decision math
- Offline functionality
- Supports 6 languages
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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.
Screenshots
Verdict
The clearest difference is price: ScholarNotes at Free against Rival Edge's $3.99. ScholarNotes also leads on update cadence (every 2 weeks vs every 6 months) and iOS requirement (17.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
ScholarNotes is free to download; Rival Edge costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ScholarNotes ships an update every 2 weeks, Rival Edge every 6 months. Both last shipped on October 31, 2026.
| Parameter | ScholarNotes | Rival Edge |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Pei-Yu Lin | Vladimir Rodzaevskiy |
In-app purchases
ScholarNotes
No in-app purchases
Rival Edge
No in-app purchases









