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The Free Dictionary
What The Free Dictionary is
The Free Dictionary is an online reference service and app that brings together dictionaries, a thesaurus, specialized reference works, encyclopedias, literature references, and a search engine. Its app includes daily word and idiom features, audio pronunciations, example sentences, word histories, and word games. It offers dictionaries in 13 other languages and translates from English into more than 40 languages. English dictionary and thesaurus content is available offline at no cost; offline dictionaries in other languages are part of the Pro version. Users can save bookmarks and sync them across devices. The website and app are free, and the app includes ads and in-app purchases. A one-time 5.99 USD ad-free upgrade and one-time 9.99 USD Dictionary Pro option are listed; Pro includes ad-free use, offline dictionaries, and translations. The service is available on Android, iOS, macOS, and the web. Developers can access it through API calls and are directed to contact Farlex for instructions.
Who it suits
The Free Dictionary suits readers looking for dictionary, thesaurus, and reference content across web and mobile platforms. It may also help users who want offline English lookup, multilingual dictionaries, or translation options.
What it does well
- Combines dictionaries, thesaurus, encyclopedias, and references
- English dictionary and thesaurus content works offline
- Bookmarks can sync across devices
- Includes audio pronunciations and example sentences
- Free website and app
What to know first
- The app includes ads and in-app purchases
- Other-language offline dictionaries require Pro
- No free trial is listed
Limits
The free app includes ads and in-app purchases, and offline dictionaries in other languages are Pro features. Dictionary Pro is listed at 9.99 USD once; the ad-free upgrade is 5.99 USD once.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| The Free Dictionary website | Free online reference content · multiple dictionaries, thesaurus, encyclopedias, and translation options | Free |
| The Free Dictionary app | Free app · includes ads and in-app purchases · additional offline dictionaries in other languages are available in the Pro version | Free |
| Classic free app | online and offline English dictionary/thesaurus · ads · core app content | Free |
| Ad-free upgrade | removes advertising in the iOS app | $5.99, paid once |
| Dictionary Pro | ad-free · expanded English offline dictionary · 13 additional offline dictionaries · offline translations | $9.99, paid once |
As thefreedictionary.com lists them, read 29 Sept 2026. The maker's own page has the final word.
Getting started
- Open the website for free online reference content.
- Install the app on Android or iOS, or use it on macOS.
- Use the free app content, which includes ads and in-app purchases.
- Choose the 5.99 USD one-time ad-free upgrade or 9.99 USD one-time Dictionary Pro option if needed.
- Developers can contact Farlex for API instructions.
Verdict
The Free Dictionary brings a broad set of reference materials and vocabulary tools together, with free offline English lookup. Readers wanting ad-free use or more offline languages should note the listed one-time upgrade options.
Questions
Is The Free Dictionary free?
Yes. The website and app are listed as free; the app includes ads and in-app purchases.
What does Dictionary Pro cost?
Dictionary Pro is listed at 9.99 USD once. It includes ad-free use, offline dictionaries, and translations.
Can I use it offline?
Free offline access covers English dictionary and thesaurus content. Offline dictionaries in other languages are Pro features.
Which platforms are supported?
The service is listed for web, Android, iOS, and macOS. An API is also available for other apps.
Does it offer translations?
It provides translations from English into more than 40 languages and dictionaries in 13 other languages.
Who makes The Free Dictionary?
Farlex publishes the service. The company was founded in 2004 and is headquartered in Huntingdon Valley, Pennsylvania.
Facts from The Free Dictionary's own pages
- Advertising limit
- Farlex lists a $10,000 minimum for direct advertising and says it does not accept ads for adult products or services or suggestive ads for any services. · farlex.com, 29 Sept 2026
- Android data safety
- Google Play reports that the Pro app may collect personal info and app activity, encrypts data in transit, and allows deletion requests. · play.google.com, 29 Sept 2026
- App customization
- Users can rearrange or remove homepage content such as articles, games and local weather. · apps.apple.com, 15 Oct 2026
- Bookmarks
- The mobile app supports one-tap bookmarks and synchronizes saved items across devices. · apps.apple.com, 15 Oct 2026
- Bookmarks and sync
- Users can save bookmarks and sync them across devices in the app. · apps.apple.com, 29 Sept 2026
- Browser extensions
- Chrome, Firefox, Safari and Internet Explorer add-ons support toolbar searches, highlighting or right-click definition lookup. · thefreedictionary.com, 15 Oct 2026
- Business partnerships
- Farlex says customized partnerships are available to websites with at least one million monthly visitors. · farlex.com, 29 Sept 2026
- Changelog
- The App Store lists version 14 on November 11, 2025 with bug fixes and enhancements. · apps.apple.com, 15 Oct 2026
- Company ownership
- Farlex describes itself as an independent privately held reference-products company. · farlex.com, 15 Oct 2026
- Developer API
- Other apps may call the dictionary app through an API, but Farlex instructs developers to contact the company for access details. · apps.apple.com, 15 Oct 2026
- Founded
- Farlex says it was founded in 2004, while TheFreeDictionary launched in 2003. · farlex.com, 15 Oct 2026
- Headquarters
- Huntingdon Valley, Pennsylvania, United States · thefreedictionary.com, 28 Sept 2026
- Integrations
- The app listing says other apps can access The Free Dictionary through API calls and directs developers to contact Farlex for instructions. · apps.apple.com, 29 Sept 2026
- Learning content
- Daily word and idiom features, grammar material, trivia, spelling activities and other word games are provided. · thefreedictionary.com, 15 Oct 2026
- Licence status
- The cited pages display Farlex copyright notices but do not state an open-source licence. · thefreedictionary.com, 15 Oct 2026
- Limit: advertising
- Reviewers complain that advertising can be incessant or occasionally inappropriate, although an in-app purchase removes it. · commonsensemedia.org, 15 Oct 2026
- Limit: audio accuracy
- An App Store reviewer says the American and British pronunciation voices sometimes mispronounce words. · apps.apple.com, 15 Oct 2026
- Limit: extension workflow
- A Chrome extension reviewer found the context-menu placement and multi-click workflow clumsy and removed it. · chrome-stats.com, 15 Oct 2026
- Limit: offline setup
- A Google Play reviewer reports that offline use requires downloading word data first, so the initial setup needs internet access. · play.google.com, 15 Oct 2026
- Multilingual content
- The app offers dictionaries in 13 other languages and translations from English into more than 40 languages. · apps.apple.com, 29 Sept 2026
- No trial
- The app listing says the app is not a trial version and that users get its stated included content free; it describes extra language offline dictionaries as Pro features. · apps.apple.com, 29 Sept 2026
- Offline lookup
- The app provides free offline English dictionary and thesaurus content; additional offline dictionaries in other languages are available in the Pro version. · apps.apple.com, 29 Sept 2026
- Payment security
- The privacy policy says premium-order information is encrypted with SSL and card details are handled by payment processors. · thefreedictionary.com, 15 Oct 2026
- Praise: breadth
- Independent reviewers praise the extensive definitions, synonyms, reference sources and educational extras. · commonsensemedia.org, 15 Oct 2026
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