Comparison

American Heritage® Dictionary vs Rap Dictionary+

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

American Heritage® Dictionary

Access a comprehensive digital dictionary with nearly 300,000 terms and thousands of sound files. Features include advanced search, etymology, and AI-powered tools for deeper understanding and language learning.

Highlights
  • Full dictionary text
  • 33,000+ example sentences
  • 64,000+ recorded sound files
  • Three-way cross-referencing search
  • Etymology with root links
  • AI Teacher for ESL students
  • Offline use
Features
Read full description

*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 by native speakers -all available instantly at your fingertips. ________________________________________ "In the battle of the Big Three dictionaries, American Heritage® stands out on iPhone" (4 mice) — MacWorld ________________________________________ More than 33,000 written examples, totaling 4,222,000 words, makes this largest mobile dictionary on ANY platform The indexes alone are larger than most brand-name dictionaries. Even without the sound files, AHD would still be the largest dictionary in the AppStore. Main Features: ● the entire text of this best selling book ● complete front matter and appendices ● three-way cross-referencing search ● real-time progressive look-up ● wildcard pattern searches (with * ?) ● spelling suggestion dictionary included ● internal hyperlinking & supports copy/paste ● pop-up pronunciation symbols chart ● IPA pronunciation symbol conversion ● etymology (word history) with root links ● professionally recorded sound files ● zoomable graphics ● fallback online search for esoteric or archaic words and the latest slang ● unique two-way external application interaction — first iPhone dictionary with external linking and now most advanced! ● bookmarks with editable notations ● automatic search history ● an "AI Teacher" for deeper explanations or help for ESL students in 98 languages ● AI boosted anagram generator ● "Today" & LockScreen widgets ● 3D Touch support ● DarkMode support ● Siri support ● iPad multi-screen and Drag & Drop ● iPhone 18 & iOS27 support ● iPhone, iPod, iPad and macOS support ● complete offline use - no Internet connection The renowned American Heritage® Usage Panel, a group of more than 200 distinguished writers, scholars, and scientists, offers advice on problems of grammar and style; engaging notes explain word histories and clarify differences among synonyms; thousands of quotations and example sentences show words in context; and elegant definitions are enhanced by numerous full-color photographs, drawings, and maps, making this one of the most complete reference tool available on any mobile platform. Reviews for the application: "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 published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. http://www.hmco.com ________________________________________ Powered by Enfour's "UniDict® Engine 18" —thesaurus links work with these products: "Roget's II: New Thesaurus" "Companion Thesaurus" "Companion Synonyms" and many more

About

Rap Dictionary+

Explore a vast collection of rap and hip-hop slang, terms, and phrases with offline access. Understand the culture and lyrics with definitions, example sentences, and a continuously updated database.

Highlights
  • Offline access to definitions
  • Extensive A-Z glossary
  • Example sentences from songs
  • Save and bookmark terms
  • Dark Mode
  • Continuously updated content
Features
Read full description

Enjoy the premium ad-free version of the Rap Dictionary App by DailyRapFacts® Rap Dictionary+ is the premium version of the Rap Dictionary app, the world’s best, trusted, & largest resource for words, slang, terms, numbers, phrases, ad-libs, idioms, expressions, currencies & symbols, and definitions used in rap/hip-hop music. Rap Dictionary+ includes offline access: You’ll have complete access to words & definitions whether or not you’re connected to the internet. You will need a connection to access the shop and videos. Continuously updated with 5,000+ terms & definitions used in Hip-Hop & Rap music, the RapDictionary.com dictionary app lets you look up & learn thousands of urban slang terms while improving your understanding of the culture. Optimized for both your iPhone and iPad, it even works offline, anywhere you are! ADVANCED FEATURES: - Premium Ad-free - Offline access - Dark Mode - Save & bookmark terms - Example Sentences: see how a term is used in songs Rap Dictionary+ App is an advanced A-Z pocket resource based on RapDictionary.com & the Rap Dictionary book by DailyRapFacts®. Learn the language of Rap/Hip-Hop. Trying to learn more about Rap & Hip Hop music? Then, this app is for you! Download the Rap Dictionary app for unlimited access to rap terms whenever and wherever you need them. Now you know what that word in that song means.

Screenshots

American Heritage® Dictionary4 screens
Rap Dictionary+4 screens

Verdict

The call

The clearest difference is in-app purchases: Rap Dictionary+ at none against American Heritage® Dictionary's 1. Rap Dictionary+ also leads on review sentiment (100% vs 66%) and rating (5.0 vs 4.7). American Heritage® Dictionary's advantage is ratings volume (204 vs 1). On ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

American Heritage® Dictionary costs $12.99 and Rap Dictionary+ $9.99 up front. American Heritage® Dictionary sells 1 one-off in-app purchase. Rap Dictionary+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Rap Dictionary+ holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: American Heritage® Dictionary has 204 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 66% of American Heritage® Dictionary's written reviews are positive against 100% of Rap Dictionary+'s.

Scorecard7 real differences · 3 level
American Heritage® Dictionary versus Rap Dictionary+: the parameters behind the verdict, then further details
ParameterAmerican Heritage® DictionaryRap Dictionary+
Price$12.99$9.99 — better
Rating4.7 (204 ratings)5.0 (1 ratings) — better
Positive reviews65.6% of reviews100.0% of reviews — better
Number of ratings204 — better1
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size386 MB39 MB
Age rating9+12+
DeveloperEnfour, Inc.DailyRapFacts, LLC.

Customer experience

American Heritage® Dictionary

All ratings204 ratings
Positive94.6%
Neutral1.0%
Negative4.4%
Written reviews157 reviews
Positive65.6%
Neutral7.0%
Negative27.4%

Rap Dictionary+

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

American Heritage® Dictionary

Reported bugs

3 issues
  • Compatibility issues with newer iOS versions
  • Unreliable audio playback
  • Unexpected behavior when clearing search history

Requested features

5 requests
  • Ability to bookmark words and organize them into custom categories
  • Improved search functionality (e.g. tapping words in definitions to jump to them)
  • Landscape mode support
  • Better sync/backup options for user data
  • More visual aids and illustrations

Rap Dictionary+

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

American Heritage® Dictionary

One-time1
  • Roget's II Thesaurus$4.99
None

Rap Dictionary+

No in-app purchases

Questions

Is American Heritage® Dictionary free?
American Heritage® Dictionary costs $12.99, and also offers in-app purchases.
Is Rap Dictionary+ free?
Rap Dictionary+ costs $9.99, with no in-app purchases.
Which has better reviews, American Heritage® Dictionary or Rap Dictionary+?
Rap Dictionary+ is rated higher. American Heritage® Dictionary averages 4.7 out of 5 from 204 ratings, while Rap Dictionary+ averages 5.0 from 1 ratings.
Do American Heritage® Dictionary or Rap Dictionary+ have ads?
Neither American Heritage® Dictionary nor Rap Dictionary+ shows ads.

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