Nelson vs Mental Models
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Nelson
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You already have ten minutes. You were going to spend them scrolling anyway. Nelson makes them count. Everything in Nelson is designed to be both captivating and true. The fall of Constantinople, the money in your pocket, the plague that rewired Europe: each one takes about ten minutes, nearly every page is illustrated, and all of it is narrated, so you can read or listen. The writing holds up next to the books on your shelf. WANDER NINE WORLDS. History, Philosophy, Science, Psychology, Biography and more, each with its own shelf to work through. GO DEEP WITH LEARNING PATHS. World War One in fifteen episodes. The history of money in eight. Big subjects, one evening at a time. HATCH INKLINGS. Every read carries a creature. Finish a chapter and it grows. Reach the end and it takes its adult form. Ace the quiz and something rarer happens. BUILD A READING LIFE. Keep a streak with a forgiving bookmark, fill a Chronicle with everything you earn, and hang honours for the worlds you master. Nelson has the substance of a library and the pace of your feed. Ten minutes from now, you'll know something worth keeping.
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
The clearest difference is in-app purchases: Nelson at none against Mental Models's 1. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Mental Models sells 1 one-off in-app purchase. Nelson asks for nothing beyond the download.
| Parameter | Nelson | Mental Models |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | โ |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 15.1 | 15.1 |
| Further details โ not scored | ||
| Size | 75 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Aditha Jayasuriya | Christos Tsavas |
In-app purchases
Nelson
No in-app purchases
Mental Models
- Full Access$6.99
Questions
Is Nelson free?
Is Mental Models free?
Do Nelson or Mental Models have ads?
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