The Free Dictionary

Web · Mac · Android · iPhone · API · Extension

Freedom report

Three barsScore 6.6

  • Free tierA free tier is on its own pricing page
  • Open codeNo open-source code on record
  • Runs widely4 of 6 device platforms
  • DocumentedPlans, terms and facts published

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 is for

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 is good

  • 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

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.

Get started with The Free Dictionary

  1. Open the website for free online reference content.
  2. Install the app on Android or iOS, or use it on macOS.
  3. Use the free app content, which includes ads and in-app purchases.
  4. Choose the 5.99 USD one-time ad-free upgrade or 9.99 USD one-time Dictionary Pro option if needed.
  5. Developers can contact Farlex for API instructions.

What the free plan stops at

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.

Questions about The Free Dictionary

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.

The Free Dictionary plans and pricing

All plans
The Free Dictionary website Free Free online reference content · multiple dictionaries, thesaurus, encyclopedias, and translation options thefreedictionary.com · 29 Sept 2026
The Free Dictionary app Free Free app · includes ads and in-app purchases · additional offline dictionaries in other languages are available in the Pro version apps.apple.com · 29 Sept 2026
Ad-free upgrade $5.99 once Ad-free upgrade for the app apps.apple.com · 29 Sept 2026
Dictionary Pro $9.99 once Premium Android app · ad-free · offline dictionaries and translations play.google.com · 29 Sept 2026

Compared on online dictionaries

Free plan
Yes
Audio pronunciation
Yes
Usage examples
Yes
Translation lookup
Yes
Offline access
Yes
Mobile apps
ios_android
Languages covered
14

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