# TriviaShelf — 100問の本物の知識を集めよう

> 100問の本物の知識を集めよう (iPhone/iPad app by HIROTO TSUTSUSHIMA.)

- Source: https://appshunter.io/ios/app/triviashelf/id6766737951 (this page in markdown: same URL + `.md`)
- Developer: [HIROTO TSUTSUSHIMA](https://appshunter.io/developer/1784235901)
- Category: Games
- Price: Free
- Age rating: 4+
- Requires: iOS 16.6 · 6 MB
- Languages: American English, Arabic, Dutch, French (France), German (Germany), Italian, Japanese, Korean, Polish, Brazilian Portuguese and 5 more
- Released: 2026-05-06
- Data updated: 2026-08-30
- User reviews in markdown: https://appshunter.io/ios/app/triviashelf/id6766737951/reviews.md

## What is TriviaShelf?

Linkle is a trivia quiz app featuring 100 questions, all verified with real academic, government, and scientific sources. No myths, no urban legends, only facts.

[Features]
- 6 categories: Science, Nature, Body, Math, Geography, Physics
- 100 questions with 4-choice answers
- After each answer, see why ALL 4 choices are correct or incorrect
- Detailed explanations with cited sources after every question
- Correct answers are saved to your personal Knowledge Notebook
- Daily question to build knowledge consistently
- Streak tracking to motivate daily learning

[Sample facts you will learn]
- Diamonds are made of pure carbon atoms in a crystal lattice
- Spider silk is stronger than steel by weight
- The Greenland shark can live over 400 years
- Tokyo metro area is the world largest city
- The speed of light is 300,000 km per second

Every single question has a cited source. Learn with confidence.


## Version history (last 2 releases)

### 1.1 — 2026-05-09

Improved book selection border design and explanation screen.

### 1.0 — 2026-05-06

No release notes.

## More apps by HIROTO TSUTSUSHIMA

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All apps by HIROTO TSUTSUSHIMA: https://appshunter.io/developer/1784235901

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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 2026-08-30.*