# Encyclopedia by Farlex — Science, World History, & More

> Comprehensive encyclopedia with articles, audio pronunciations, and images from trusted sources. (iPhone/iPad app by Farlex, Inc..)

- Source: https://appshunter.io/ios/app/encyclopedia-by-farlex/id1021341213 (this page in markdown: same URL + `.md`)
- Developer: [Farlex, Inc.](https://appshunter.io/developer/379450386)
- Category: Reference, Education
- Price: Free with in-app purchases
- Rating: 4.60/5 from 401 App Store ratings · 79 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 43 MB
- Languages: American English
- Released: 2015-09-11
- Data updated: 2026-08-29
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/encyclopedia-by-farlex/id1021341213/reviews.md

## What is Encyclopedia by Farlex?

Encyclopedia by Farlex gives you free, instant access to more than 330,000 articles, over 77,000 audio pronunciations, and 24,000 images, all from the most trusted sources, including McGraw-Hill, Harper-Collins, Cambridge University Press, and more—all in one app!

Whether you're a student, professional, or just curious about the world, this free encyclopedia app can help you find clear, in-depth articles on vast amount of topics right on your iPhone or iPad. Search multiple authoritative encyclopedias and specialty dictionaries for entries on: 

Science 
History
Animals, plants, and the natural world 
Biographies of prominent figures
Countries
Technology
Art 
Business 
Music
Culture
Food
+ much more…

FEATURES:

* Search 330,000+ encyclopedia articles on any topic you can think of, all from top sources you won't find anywhere else.

* Learn by seeing: 24,000+ images, including vivid photos, diagrams, and illustrations.

* Save unlimited bookmarks to quickly access your favorite articles.

* Use native voice search to look up a word just by saying it. (With supported devices)

* See search suggestions as you type and always find what you're looking for.

* View your recent searches.

* Perform advanced searches, including "Starts with," "Ends with," "Contains," and "Wildcard."

* Adjust font size.

* Listen to 70,000+ audio pronunciations for both American and British speakers.

* Share your favorite articles via social networks, email, and text. (With supported devices)

User-friendly, comprehensive, and authoritative: Encyclopedia by Farlex is the perfect free app for students, professionals, and anyone curious about the world. This is NOT a preview or a trial version, and there is no "locked" content. Open the app on your iPhone or iPad and immediately access all content — no subscriptions required!

How do we do it?

TheFreeDictionary.com - Farlex apps have been downloaded tens of millions times across multiple platforms, with top ratings after hundreds of thousands of reviews. We work with the best publishers to bring together trusted content in the most comprehensive, authoritative dictionary apps on the market. Our flagship app is The Free Dictionary (TFD), powered by TheFreeDictionary.com. Find our other apps by searching "Dictionary by Farlex" in the App Store.

## Key features

- 330,000+ encyclopedia articles
- 24,000+ images
- 77,000+ audio pronunciations
- Unlimited bookmarks
- Native voice search
- Advanced search options
- Adjustable font size

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Ad-free upgrade | $4.99 | one-time |


## What do users think of Encyclopedia by Farlex?

Overall sentiment: positive

**Pros**

- 👍 Easy to use and navigate
- 📚 Comprehensive knowledge base
- 🚀 Fast and efficient search
- 💰 Free or affordable access
- 📖 Succinct articles for quick learning
- 🎓 Useful for students and research
- 📱 Handy mobile reference
- ✅ Well-organized and categorized information
- 🔍 Reliable source with references

**Cons**

- 🐛 Internet connectivity issues
- 📤 Opens search results in browser instead of app
- 📺 Too many advertisements
- ♿ Poor accessibility for vision-impaired users
- 📚 Limited article coverage for some terms
- ⏱️ Outdated sources (Soviet Encyclopedia 1979)
- 🔤 Short/minimal text entries

**Commonly reported bugs**

- App displays 'No internet available' error despite active connection
- VoiceOver accessibility not functioning properly
- Search results not loading within app

**Most requested features**

- Browse by topics or categories
- Table of contents for related subjects
- Delete search history option
- Retractable menu bar for smaller screens
- Flip through pages functionality
- More comprehensive article coverage

## Recent user reviews (10 of 79)

All indexed reviews: https://appshunter.io/ios/app/encyclopedia-by-farlex/id1021341213/reviews.md

### 4/5 — Words of review

*2026-06-05*

This encyclopedia is amazing! I use it when I find topics I don’t know about when I read! :)

### 2/5 — Encyclopedia Brittanica

*2025-12-16, version 6.0*

I For Real Wish I Was Reading Encyclopedia Brittanica!

### 5/5 — Good but please make you delete searches

*2025-08-30*

.

### 3/5 — Opens search results in the browser, whereas I want search results to load in the app

*2025-08-15*

This is meant to be an app, not a browser.

**Developer response:** Thank you for reaching out. Search results should open in the app, so please send a screenshot to support[at]tfd[dot]com so our development team can investigate.

### 5/5 — App off knowledge

*2025-03-12*

This application applies and provides accessible sophisticated knowledge.

### 5/5 — Excellent

*2024-02-03*

Extremely Informative

### 5/5 — Good

*2023-04-04, version 3.2*

kind for you

### 1/5 — Accessibility not considered

*2023-03-22*

Voiceover can’t read anything but the buttons on this app, making it useless for someone with vision impairment. Very poor.

### 5/5 — Very nice

*2023-02-12*

👍

### 1/5 — Adverts

*2022-07-07*

Too many adverts. Great way to lose customers.

## Frequently asked questions about Encyclopedia by Farlex

### What kind of information does Encyclopedia by Farlex offer?

This app provides access to over 330,000 encyclopedia articles covering a vast array of topics including science, history, biographies, countries, technology, art, business, music, culture, food, and much more. It also includes over 77,000 audio pronunciations and 24,000 images to enhance learning.

### Is Encyclopedia by Farlex free to use?

Yes, the app is free to download and use. It offers full access to all its content without any locked sections or trial periods, meaning no subscriptions are required.

### What devices is Encyclopedia by Farlex compatible with?

The app is designed for use on iPhones and iPads. Some features, like native voice search and sharing via social networks, are dependent on supported devices.

### How can I find information quickly in the app?

You can use the search bar with suggestions as you type, or utilize advanced search options like 'Starts with,' 'Ends with,' 'Contains,' and 'Wildcard.' You can also save unlimited bookmarks to your favorite articles for quick access.

### What makes this encyclopedia app different from others?

This app draws content from highly trusted sources like McGraw-Hill, Harper-Collins, and Cambridge University Press, offering a comprehensive and authoritative collection of information. It also provides features like audio pronunciations and a large collection of images to aid in understanding.

## Version history (last 5 releases)

### 6.0 — 2025-11-20

Improvements and fixes

### 5.1 — 2024-12-14

The brand new version of the app! With faster start and smaller download size.

### 3.5 — 2023-05-31

* Bugfixes

### 3.2 — 2021-01-08

* Optimization for iOS 14

### 2.0 — 2019-08-27

* Support for iPhone X 
* Bug fixes

## Apps similar to Encyclopedia by Farlex

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Omnipedia—Offline Encyclopedia](https://appshunter.io/ios/app/omnipediaoffline-encyclopedia/id6746692303) | 5.0 (1) | Free | Reference |
| [WikiMed](https://appshunter.io/ios/app/wikimed/id1281693200) | 4.6 (105) | Free | Reference |
| [Encyclopedia : 25,000+ topic](https://appshunter.io/ios/app/encyclopedia-25000-plus-topic/id1603908136) | 4.0 (66) | Free | Reference |
| [The U.S. Presidents](https://appshunter.io/ios/app/the-us-presidents/id648389569) | 4.8 (2,289) | Free | Reference |
| [World Map +](https://appshunter.io/ios/app/world-map-plus/id351607451) | 4.7 (8,025) | Free | Reference |
| [History ..](https://appshunter.io/ios/app/history/id1327813935) | 4.6 (1,628) | Free | Reference |

## More apps by Farlex, Inc.

- [Dictionary.](https://appshunter.io/ios/app/dictionary/id379450383)
- [Dictionary and Thesaurus Pro](https://appshunter.io/ios/app/dictionary-and-thesaurus-pro/id492085918)
- [WordHub](https://appshunter.io/ios/app/wordhub/id725539262)
- [Medical Dictionary by Farlex](https://appshunter.io/ios/app/medical-dictionary-by-farlex/id1015991271)
- [Financial Dictionary by Farlex](https://appshunter.io/ios/app/financial-dictionary-by-farlex/id1021224324)
- [Legal Dictionary](https://appshunter.io/ios/app/legal-dictionary/id1021283555)

All apps by Farlex, Inc.: https://appshunter.io/developer/379450386

## Related topics

[encyclopedia](https://appshunter.io/ios/topics/encyclopedia) · [encyclopedia by farlex](https://appshunter.io/ios/topics/encyclopedia-by-farlex) · [free encyclopedia](https://appshunter.io/ios/topics/free-encyclopedia) · [farlex](https://appshunter.io/ios/topics/farlex) · [encyclopedia britannica](https://appshunter.io/ios/topics/encyclopedia-britannica) · [encyclopedia offline](https://appshunter.io/ios/topics/encyclopedia-offline) · [encyclopedia biology](https://appshunter.io/ios/topics/encyclopedia-biology)

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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 2026-08-29.*