Encyclopedia by Farlex vs Existential Check
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Encyclopedia by Farlex
Access over 330,000 articles, 77,000 audio pronunciations, and 24,000 images from trusted sources. This app provides in-depth information on a vast range of topics, perfect for students, professionals, or the curious.
- 330,000+ encyclopedia articles
- 24,000+ images
- 77,000+ audio pronunciations
- Unlimited bookmarks
- Native voice search
- Advanced search options
- Adjustable font size
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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.
Existential Check
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Existential Check is Ridiculous Software's answer to challenges of generative AI. The world is now flooded with images that may have been generated by computers. Many pictures of people you see are actually of people who do not exist. This can create an existential doubt: do I exist? Is this selfie I've just taken a picture of a person who exists? Existential Check will solve those problems! Using a Machine Learning model trained on pictures of people who do not exist, this app lets you take a selfie and check whether you exist or not.
Screenshots
Verdict
The clearest difference is in-app purchases: Existential Check at none against Encyclopedia by Farlex's 1. Existential Check also leads on ads (none vs shown). Encyclopedia by Farlex's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Encyclopedia by Farlex sells 1 one-off in-app purchase. Existential Check asks for nothing beyond the download.
| Parameter | Encyclopedia by Farlex | Existential Check |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (401 ratings) — better | — |
| Positive reviews | 87.3% of reviews | — |
| Number of ratings | 401 — better | — |
| Update frequency | Every 17 months | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 43 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Farlex, Inc. | Miguel Sicart |
Bugs and requests
Encyclopedia by Farlex
Reported bugs
3 issues- App displays 'No internet available' error despite active connection
- VoiceOver accessibility not functioning properly
- Search results not loading within app
Requested features
6 requests- 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
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- More comprehensive article coverage
Existential Check
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Encyclopedia by Farlex
- Ad-free upgrade$4.99
Existential Check
No in-app purchases





