Unbiased vs Mental Models
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Unbiased
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Unbiased is a calm and focused space for sharpening your critical thinking. Our minds rely on mental shortcuts that help us make quick decisions. While these shortcuts are often helpful, they can sometimes work against us. Unbiased helps you notice those moments. Through lessons, reflections, and interactive exercises, the app introduces common cognitive biases, logical fallacies, and reasoning traps, and shows how to recognize them in everyday life. Whether youβre interested in psychology, curious about philosophy, or simply want to make more objective decisions, Unbiased offers a quiet place to sharpen your thinking. Terms of Service: https://unbiasedapp.com/terms Privacy Policy: https://unbiasedapp.com/privacy
Mental Models
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The sharpest thinkers don't just work harder, they think differently. Mind Models teaches you the mental frameworks used by the world's best decision-makers, investors, and leaders, one lesson at a time. Whether you want to make better decisions, solve hard problems, lead more effectively, or just think more clearly, Mind Models builds a personalized curriculum around your goal and grows with you. 50+ Mental Models Curated and Explained. From First Principles and Inversion to the Pareto Principle and Sunk Cost Fallacy, each lesson breaks down a powerful thinking tool with clear explanations and real-world examples that make it actually stick. Personalized to Your Goal Tell Mind Models what you're working on. We sequence your entire learning path around it, no two paths are the same. Built Around How Humans Actually Learn Spaced repetition resurfaces lessons at exactly the right intervals Daily streaks keep you consistent and motivated One focused model per session. No overwhelm, just fun and easy progress
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Verdict
Unbiased and Mental Models are too close to call on the numbers: across 5 compared parameters β price, ads, in-app purchases and device support among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Unbiased sells 3 in-app purchases, starting at $5.99 per month and Mental Models sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Unbiased | Mental Models |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | β |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 15.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 35 MB | 53 MB |
| Age rating | 12+ | 4+ |
| Developer | Luka Cupic | Christos Tsavas |
In-app purchases
Unbiased
- Monthly7 Days trial$5.991 Month
- Yearly14 Days trial$34.991 Year
- One-Time Purchase$69.99
Mental Models
- Full Access$6.99
Questions
Is Unbiased free?
Is Mental Models free?
Do Unbiased or Mental Models have ads?
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