# Unnecessary knowledge mobile

> A mobile app providing a curated collection of over 2,100 miscellaneous facts. (iPhone/iPad app by Benjamin Lochmann.)

- Source: https://appshunter.io/ios/app/unnecessary-knowledge-mobile/id451935979 (this page in markdown: same URL + `.md`)
- Developer: [Benjamin Lochmann](https://appshunter.io/developer/419104936)
- Category: Education, Entertainment
- Price: Free with in-app purchases
- Rating: 4.80/5 from 6 App Store ratings · 136 written reviews indexed
- Age rating: 12+
- Requires: iOS 9.0 · 22 MB
- Languages: Russian, American English, European Spanish, Italian, German (Germany), Turkish, Chinese (Simplified, China), French (France), Swedish, Japanese
- Released: 2011-08-01
- Data updated: 2026-08-12
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/unnecessary-knowledge-mobile/id451935979/reviews.md

## What is Unnecessary knowledge mobile?

Did you know 123456 is the most frequently used password on the internet?
Or did you know that “Rhinotillexomania” is the medical term for picking your nose?
If not, this App is just the thing for you. 
We have collected around 2,100 useless facts from all over the world and put them into an App.

 
The facts are listed in 18 different categories:
-    Around the World
-    Celebs
-    Computers
-    Europe
-    Food and drink
-    History
-    Languages
-    Laws and Regulations
-    Love and Sex
-    Maths, Physics and Chemistry
-    Records
-    Religion
-    Statistics
-    The Human Body
-    The Plant World and The Animal Kingdom
-    The USA
-    TV & Film
-    Others

You can save your favourite facts too. They’ll be listed in extra category “Favourites.”
The facts aren’t quite as useless as the name suggests though ... Some of them have been asked on “Who wants to be a Millionaire?”

## Key features

- 2,100+ useless facts
- 18 fact categories
- Save favorite facts
- Facts from trivia shows
- Categorized trivia

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Adfree! | $0.99 | one-time |


## What do users think of Unnecessary knowledge mobile?

Overall sentiment: mixed

**Pros**

- 👍 Easy to use and simple interface
- 🧠 Interesting and entertaining facts
- 💬 Great conversation starters
- ⏰ Perfect for killing time
- 🎯 Wide variety of topics
- 😄 Funny and quirky content
- 📚 Educational and informative

**Cons**

- ❌ Many facts are false or inaccurate
- 🔄 Repetitive content after extended use
- 📱 UI cluttered and needs improvement
- 🐛 Share to Facebook button doesn't work
- ✍️ Grammar and spelling errors
- 📺 Too many pop-ups and ads
- 🚫 Inappropriate content for children
- 📊 Contradictory information between facts

**Commonly reported bugs**

- Share to Facebook button non-functional
- Repetitive facts displayed
- Contradictory facts within app
- Small navigation buttons on iPad
- No landscape orientation support

**Most requested features**

- More facts and regular updates
- Landscape view for iPad
- Better navigation with back/forward buttons
- Ability to filter out Love and Sex category
- Larger next/previous buttons
- Tweet/share functionality improvements
- Remove duplicate facts
- Source citations for facts

## Recent user reviews (10 of 136)

All indexed reviews: https://appshunter.io/ios/app/unnecessary-knowledge-mobile/id451935979/reviews.md

### 3/5 — Die Fakten sollten überarbeitet werden

*2026-07-09*

Viele Fakten sind schlicht und ergreifend FALSCH!

### 5/5 — Nice app to kill time

*2023-06-11*

The facts are actually intresting

### 1/5 — Alles Schwachsinn

*2022-01-21*

Wer diese Lügen ließt wird noch blöder unötige Zeitverschwendung diese App an sich totale Zeitverschwendung

### 1/5 — Some of these facts are fiction.

*2021-09-08, version 2.6*

Some is true, some is lies, and some is myth. I wouldn’t trust a thing on here.

### 5/5 — informativ

*2021-01-02*

eine kurzweilige Art interessante Dinge zu erfahren die man dann für weiterführendes Wissen googeln kann

### 1/5 — Alternative Fakten

*2020-12-17*

Ich habe mir die App gekauft (für‘n Euro), muss aber feststellen, dass viele Behauptungen schlicht falsch sind. Also, man sollte nicht alles glauben, was die App hergibt.

### 5/5 — 👍👍

*2020-07-30*

Sehr interessante App👍👍

### 5/5 — 👍🏻

*2020-05-29*

Neue Lieblings App!!!!😍😍😍😍

### 4/5 — A real conversational starter

*2020-02-19*

I love it! But the “share to Facebook” button doesn’t work. I even paid to get rid of the ads .

### 5/5 — sehr nett

*2020-02-17*

netter informativer Zeitvertreib

## Frequently asked questions about Unnecessary knowledge mobile

### What does the Unnecessary Knowledge mobile app do?

This app provides users with a collection of over 2,100 miscellaneous and often amusing facts. These facts are organized into 18 different categories, covering a wide range of topics from history and science to pop culture and everyday life.

### What are the key features of the app?

The app's main feature is its extensive database of over 2,100 facts. Users can browse these facts across 18 distinct categories, and they have the ability to save their favorite facts into a dedicated 'Favourites' section for quick access later.

### Is the app free to download and use?

The app is free to download and use, but it does include in-app purchases and advertisements. This means you can access the core content without paying, but there may be options to enhance the experience or remove ads through purchases.

### What kind of facts can I expect to find?

You can expect to find a wide variety of facts, some of which are quite obscure and entertaining, like the most frequently used password or the medical term for nose-picking. Some facts are even noted to have appeared on trivia shows like 'Who Wants to be a Millionaire?'.

### What are the categories available in the app?

The app features 18 categories, including 'Around the World', 'Celebs', 'Computers', 'Food and drink', 'History', 'Languages', 'Laws and Regulations', 'Love and Sex', 'Maths, Physics and Chemistry', 'Records', 'Religion', 'Statistics', 'The Human Body', 'The Plant World and The Animal Kingdom', 'The USA', 'TV & Film', and 'Others'.

## Version history (last 5 releases)

### 2.7 — 2023-02-15

Bugs fixed.

### 2.6 — 2017-02-02

This app has been updated by Apple to display the Apple Watch app icon.

bugfixes

### 2.5 — 2014-11-04

bugfixes

### 2.4 — 2013-06-25

- bugfixes

### 2.3 — 2013-06-13

- new language packs added
- bugfixes

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## More apps by Benjamin Lochmann

- [Retention-Trainer](https://appshunter.io/ios/app/retention-trainer/id435702344)
- [Baby-Names Pro](https://appshunter.io/ios/app/baby-names-pro/id436678431)
- [Calorie-Calculator](https://appshunter.io/ios/app/calorie-calculator/id437245487)
- [Unnecessary knowledge](https://appshunter.io/ios/app/unnecessary-knowledge/id442705017)
- [Egg Chef](https://appshunter.io/ios/app/egg-chef/id454956113)

All apps by Benjamin Lochmann: https://appshunter.io/developer/419104936

## Related topics

[unnecessary knowledge mobile](https://appshunter.io/ios/topics/unnecessary-knowledge-mobile) · [unnecessary knowledge](https://appshunter.io/ios/topics/unnecessary-knowledge) · [benjamin lochmann](https://appshunter.io/ios/topics/benjamin-lochmann) · [useless app knowledge](https://appshunter.io/ios/topics/useless-app-knowledge) · [superfluent](https://appshunter.io/ios/topics/superfluent)

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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 2026-08-12.*