American Heritage® Deluxe
Enfour, Inc. Reference iPhoneiPadiPod touchMac
American Heritage® Deluxe is a paid Reference app for iPhone and iPad by Enfour, Inc. Rated 4.7/5 from 196 ratings. Requires iOS 15.0.
- Rating
- 4.7
- 196 ratings
- Price
- 16.99 USD
- on the App Store
- Size
- 406 MB
- Age 9+
- Updated
- Oct 12
- 2026 · v18.0
Screenshots
About American Heritage® Deluxe
*NOTE: there is a newer version of American Heritage® Dictionary available on the AppStore. Tap on the "Enfour, Inc." link for AHD5. ________________________________________ The entire 2,074 page, 7.5 pound dictionary with its nearly 300,000 terms –plus 64 thousand recorded sound files & "Roget's II: The New Thesaurus". • The American Heritage® Dictionary of the English Language • Roget's II: The New Thesaurus ________________________________________ "In the battle of the Big Three dictionaries, American Heritage® stands out on iPhone" (4 mice) — MacWorld ________________________________________ Includes all the functionality of these two titles in one application. This iPhone/iPod touch version has the entire 2,074 page, 7.5 pound dictionary with its nearly 300,000 terms more than 33,000 written examples –plus 64 thousand professionally recorded sound files. Not to mention the complete front matter and appendices, zoomable graphics -all available instantly at your fingertips. Main Features: • entire text of these best selling tomes • complete front matter and appendices • unique three-way cross-referencing search • real-time progressive look-up • wildcard pattern searches (with * ?) • fallback online search for esoteric or archaic words and the latest slang • spelling suggestion dictionary included • hyperlinking to appendices and between books • pop-up pronunciation symbols chart • IPA symbol conversion • etymology (word history) with root links • professionally recorded sound files • zoomable graphics • support for search from other applications • Bookmarks with folders & editable notations • automatic search History • an "AI Teacher" for deeper explanations or help for ESL students in 98 languages • AI boosted anagram generator • "Share" module to search within other apps - with a history feature, so you can study later • "Word-of-the-Day" feature with multiple words sets • "Today" & LockScreen widgets • 3D Touch support • DarkMode support • Open via Siri • iPad Pro multi-screen and Drag & Drop • iPad "Fast App Switching" (Multitasking) • OS-independent app localization • iPhone, iPod, iPad and macOS support • iPhone 18 & iOS27 supported • complete offline use — no Internet connection ________________________________________ "As apps go, only Enfour’s American Heritage® Dictionary stands out for its graphic appeal and functionality. Although I was pleased to have so much lexical firepower in such a compact form, I was annoyed at how poorly the other dictionaries present on the platform." (4 mice) — MacWorld Editor's Choice. ranking = "Great" — MacLife Reviews of the print version: "The Best Dictionary...Designed to appeal to the eye as well as the mind, it is notable for its imaginative illustrations....This is a great family dictionary, and ideal for schoolrooms." — The Courier Journal "This dictionary, now in its fourth edition, makes it fun to look up definitions of words....This up-to-date and eminently useful dictionary features a fabulous full-color design that quickly and effectively guides users to the information they seek." — Library Journal ________________________________________ "The American Heritage® Dictionary of the English Language, Fourth Edition" and "Roget’s II: The New Thesaurus, Third Edition" are published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Houghton Mifflin Harcourt Publishing Company http://www.hmco.com Powered by Enfour's -"UniDict® Engine"
Ratings & reviews
4.7
196 ratings
What’s new
Version 18.0 · Updated October 12, 2026
Updated Siri support and added Apple Intelligence support (eg. offline AI Teacher on devices that support it) Fixed an issue with the Bookmarks menu in iOS27.
App privacy
The developer, Enfour, Inc., reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: User ID
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- User Content: Customer Support
- Identifiers: User ID
- Usage Data: Other Usage Data
- Diagnostics: Other Diagnostic Data
Used for: Analytics
Alternatives to American Heritage® Deluxe
Looking for apps like American Heritage® Deluxe? Here are 6 similar apps on the App Store. The highest rated is Dictionary and Thesaurus Pro (4.9/5), and 4 of the 6 are free to download.
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Oxford Eng-Chi Dictionaries
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| American Heritage® Deluxe | 4.7 / 5 (196 ratings) | 16.99 USD | October 12, 2026 | |
| Dictionary and Thesaurus Pro | 4.9 / 5 (2,564) | 9.99 USD | Apr 2, 2026 | Compare |
| Deep Dictionary: English | 4.7 / 5 (51) | Free | Oct 23, 2026 | Compare |
| Merriam-Webster Dictionary+ | 4.8 / 5 (22,262) | 9.99 USD | Sep 22, 2026 | Compare |
| Oxford Deluxe (InApp) | 4.4 / 5 (327) | Free | Oct 19, 2026 | Compare |
| English Learners Dictionary | 4.6 / 5 (400) | Free | Sep 9, 2025 | Compare |
| Oxford Eng-Chi Dictionaries | 3.3 / 5 (54) | Free | Oct 21, 2026 | Compare |