# Wittgenstein

> Wittgenstein (iPhone/iPad app by Sungjun Kim.)

- Source: https://appshunter.io/ios/app/wittgenstein/id6751452422 (this page in markdown: same URL + `.md`)
- Developer: [Sungjun Kim](https://appshunter.io/developer/1602461985)
- Category: Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.6 · 3 MB
- Languages: English
- Released: 2025-08-25
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/wittgenstein/id6751452422/reviews.md

## What is Wittgenstein?

A slow, careful encounter with Wittgenstein's Tractatus Logico-Philosophicus. Each proposition appears as a fill-in-the-blank — one word missing, two options to choose from. You read carefully, weigh each word, and feel why Wittgenstein chose this one. The Tractatus, from "The world is everything that is the case" to the closing silence. Faithful to the Ogden
translation. Five propositions per day are free. A one-time purchase unlocks the book — yours forever. No ads. No tracking. Fully offline.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlock All Sentences | $4.99 | one-time |



## Version history (last 2 releases)

### 2.0 — 2026-05-05

Wittgenstein is now Premium. The 5 propositions each day stay free for everyone, with a one-time unlock for the complete Tractatus.

### 1.0 — 2025-08-26

No release notes.

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## More apps by Sungjun Kim

- [relativistic balloon](https://appshunter.io/ios/app/relativistic-balloon/id1633566916)
- [game theories 1](https://appshunter.io/ios/app/game-theories-1/id6443715938)
- [game theories 2](https://appshunter.io/ios/app/game-theories-2/id6443716105)
- [relativistic velocity addition](https://appshunter.io/ios/app/relativistic-velocity-addition/id6443873136)
- [relativistic space travel](https://appshunter.io/ios/app/relativistic-space-travel/id6443974500)
- [Learning Hangul](https://appshunter.io/ios/app/learning-hangul/id6449379992)

All apps by Sungjun Kim: https://appshunter.io/developer/1602461985

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*