Encyclopedia by Farlex vs Quick Synonyms
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.
Quick Synonyms
Instantly find synonyms for any word directly within other iOS apps. Select text, tap Share, and choose the synonym lookup option.
- Text action extension
- In-app synonym lookup
- Share menu integration
- Works across system apps
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Quick Synonyms provides an iOS text action extension that makes it easy to look up synonyms for words in any app on the system. Just select a word, tap Share from the menu that appears, and choose "Find Synonyms".
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Verdict
The clearest difference is price: Encyclopedia by Farlex at Free against Quick Synonyms's $4.99. Encyclopedia by Farlex also leads on ratings volume (405 vs 3) and device support (3 vs 1). Quick Synonyms's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence 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
Encyclopedia by Farlex is free to download; Quick Synonyms costs $4.99 up front. Encyclopedia by Farlex sells 1 one-off in-app purchase. Quick Synonyms asks for nothing beyond the download.
Quick Synonyms holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Encyclopedia by Farlex has 405 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 87% of Encyclopedia by Farlex's written reviews are positive against 100% of Quick Synonyms's.
Encyclopedia by Farlex ships an update every 17 months, Quick Synonyms every 32 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | Encyclopedia by Farlex | Quick Synonyms |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.6 (405 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 87.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 405 — better | 3 |
| Update frequency | Every 17 months — better | Every 32 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 43 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Farlex, Inc. | Furnace Creek Software LLC |
Customer experience
Encyclopedia by Farlex
Quick Synonyms
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
Quick Synonyms
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Encyclopedia by Farlex
- Ad-free upgrade$4.99
Quick Synonyms
No in-app purchases
Questions
Is Encyclopedia by Farlex free?
Is Quick Synonyms free?
Which has better reviews, Encyclopedia by Farlex or Quick Synonyms?
Do Encyclopedia by Farlex or Quick Synonyms have ads?
Which is updated more often, Encyclopedia by Farlex or Quick Synonyms?
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