---
title: "Twenty Razors - Reviews, Revenue and Downloads in France | Apple App Store"
description: "Twenty Razors is a philosophy education app featuring profiles of 20 influential thinkers.  Each thinker profile includes: - Biography and historical context - Core ideas and key concepts - Known blin"
---

# Twenty Razors — France

![Twenty Razors App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/86/a6/b4/86a6b4af-569b-bdd0-f403-88b86e827df7/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [Lukas Lundberg](https://apptail.io/developer/lukas-lundberg-Lefjp) (Sweden)
**Category:** Education
**Rating:** N/A (0 ratings)
**Price:** €1.99
**Bundle ID:** se.lmlsoft.razor
**Store:** Apple App Store
**Country:** France
**Version:** 1.0 (released 2025-12-22)
**Original Release:** 2025-12-22
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/fr/app/app/id6756750757)
**AppTail Page:** [https://apptail.io/app/twenty-razors-GwUx/france](https://apptail.io/app/twenty-razors-GwUx/france)

## Twenty Razors Description
Twenty Razors is a philosophy education app featuring profiles of 20 influential thinkers.

Each thinker profile includes:
- Biography and historical context
- Core ideas and key concepts
- Known blindspots and criticisms
- A practical "razor" test to apply their thinking

Thinkers include: Socrates, Machiavelli, Kant, Adam Smith, Marx, Hayek, Keynes, Friedman, Sowell, Popper, Arendt, Foucault, Girard, Kahneman, Taleb, Haidt, Henrich, Caplan, and Henderson.

Features:
- Concept Cards explaining key philosophical ideas
- Quizzes to test your understanding
- Works offline
- No ads or tracking

## Twenty Razors Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ae/aa/e5/aeaae5c4-ea27-dea2-42c2-413b1504c5c1/Simulator_Screenshot_-_iPhone_17_-_2025-12-18_at_23.37.12.jpg/1284x2778.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b7/f5/37/b7f537a4-6c52-67c9-ecf8-9a942ee72519/Simulator_Screenshot_-_iPhone_17_-_2025-12-18_at_23.37.04.jpg/1284x2778.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f6/68/a3/f668a398-4c42-3664-3c1b-999d3129a483/Simulator_Screenshot_-_iPhone_17_-_2025-12-18_at_23.27.00.jpg/1284x2778.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ce/b5/70/ceb57030-80de-ad84-988d-2a928678e09f/Simulator_Screenshot_-_iPhone_17_-_2025-12-18_at_23.37.38.jpg/1284x2778.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/3d/c1/5e/3dc15e25-5328-1ccc-6d3c-5c9d9b6ffc8e/Simulator_Screenshot_-_iPhone_17_-_2025-12-18_at_23.37.52.jpg/1284x2778.png)








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