Comparison

Learner's Dictionary vs Deep Dictionary

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

Head to head
About

Learner's Dictionary

Enhance your English comprehension with a comprehensive dictionary designed for learners. Access clear definitions, extensive usage examples, and helpful tools like voice search and audio pronunciations. Master vocabulary, idioms, and phrases with this essential reference tool.

Highlights
  • 100,000 words and phrases
  • 160,000 usage examples
  • 22,000 idioms and phrases
  • Voice Search
  • Audio Pronunciations
  • Integrated Thesaurus
  • Word of the Day
Features
Read full description

The best dictionary available for English language learners, from Merriam-Webster. Master written and spoken English with this app designed especially for learners and teachers of the language. Improve your understanding of English words and phrases with full, clear definitions and numerous usage examples. The app also offers Voice Search – to let you look up a word without having to spell it – along with Audio Pronunciations, Word of the Day, Favorites, and more. This is an essential app for anybody learning English. Features: * No Advertisements * 100,000 words and phrases * 160,000 usage examples that show how each word is used * More than 22,000 idioms, verbal collocations, and commonly used phrases * Count and noncount noun labeling * Voice Search – Say the word and the app will find it for you! * Audio Pronunciations – by native speakers of American English * Integrated Thesaurus: Synonyms & Antonyms * Word of the Day – includes idioms and phrasal verbs * More than 1,000 illustrations * Favorites – lets you keep track of words you want to remember * Recent History – lets you keep track of the words you've looked up * Reader View – lets you hide navigation buttons to see text in full screen Please click the link to the Application License Agreement, below, which includes our App Privacy Policy.

About

Deep Dictionary

Access definitions from various sources like Wikipedia and Urban Dictionary, with multilingual support and pronunciation guides. Enhance your vocabulary with synonyms, related words, and real-life usage examples.

Highlights
  • Multilingual definitions
  • Urban Dictionary slang integration
  • Wikipedia content access
  • Pronunciation guides and usage examples
  • Comprehensive thesaurus
  • Images and contextual phrases
Features
Read full description

Deep Dictionary is like Wikipedia, Urban Dictionary, Oxford English Dictionary, and Youglish all in one App! Deep Dictionary supports multiple languages! Get definitions in Japanese, Chinese, Russian, German, Spanish, and French alongside English. The best multilingual dictionary for learning and translation—perfect for English-Japanese dictionary, English-Chinese dictionary, English-Russian dictionary, English-German dictionary, English-Spanish dictionary, and English-French dictionary! With direct integration with Urban Dictionary, you'll never miss the latest slang and expressions. Our app ensures you stay updated with contemporary language trends, capturing the essence of the latest terms just like Urban Dictionary. Like YouGlish, our app offers pronunciation guides and real-life usage examples through integrated YouTube clips. Need scientific definitions? Our app connects you to comprehensive Wikipedia entries. For dictionary definitions, Deep Dictionary includes images and contextual phrases to make vocabulary building a breeze. Download now to enhance your vocabulary with the best of both traditional and contemporary language tools. Download the Deep Dictionary app for free and start your English learning right away. ## KEY FEATURES: ## Thesaurus: Deep Dictionary is more than just a dictionary—it's a comprehensive thesaurus at your fingertips. Unlike traditional thesaurus apps that focus solely on synonyms and antonyms, Deep Dictionary broadens your vocabulary with a wide range of related words that are more practical for everyday use. Whether you’re writing, studying, or simply want to expand your vocabulary, our thesaurus feature offers tools that go beyond just finding synonyms and antonyms. Discover new words and enhance your language skills with Deep Dictionary’s unique approach to the thesaurus! ## Wikipedia: Deep Dictionary includes direct references to authentic Wikipedia content, wrapped in an improved, user-friendly interface. Now you can access reliable Wikipedia information. Whether you’re a student, a professional, or simply curious, Deep Dictionary provides a seamless Wikipedia-like experience for all things related to words and their meanings. ## Reliable Sources: Looking for an alternative to Dictionary.com? Deep Dictionary provides everything you need, from detailed definitions to pronunciation guides, much like Dictionary.com. With features similar to Dictionary.com, Deep Dictionary helps you explore the English language with ease. If you love Dictionary.com, you'll find Deep Dictionary an equally valuable resource for learning and mastering English. And what's better? Deep Dictionary doesn't have Ads to interrupt your learning experience. ## Pick Up Slangs like Urban Dictionary: Stay updated with the latest trends in language. Our direct integration with Urban Dictionary ensures you’re never out of the loop with contemporary and evolving terms. When you prefer, jump over to the Urban Dictionary website to explore more with one simple tap! ## Best Youglish Alternative on iOS: iPhone users have long sought a good YouGlish substitute, and now you've found it! Deep Dictionary offers pronunciation guides and real-life usage examples. ## Academic: Inspired by the Oxford English Dictionary, Deep Dictionary offers a wealth of detailed definitions and historical contexts, just like the Oxford English Dictionary. Dive into the depths of the English language with a dictionary that mirrors the comprehensive nature of the Oxford English Dictionary. Whether you’re studying or just curious about words, our app provides the insights you need, much like the Oxford English Dictionary.

Screenshots

Learner's Dictionary4 screens
Deep Dictionary4 screens

Verdict

The call

The clearest difference is price: Deep Dictionary at Free against Learner's Dictionary's $4.99. Deep Dictionary also leads on rating (4.7 vs 3.5) and update cadence (weekly vs every 47 months). Learner's Dictionary's advantage is ads (none vs shown) and iOS requirement (7.0 vs 16.0). On ratings volume, in-app purchases 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

Deep Dictionary is free to download; Learner's Dictionary costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Deep Dictionary holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 59 and 51 respectively. Written reviews point the same way: 53% of Learner's Dictionary's written reviews are positive against 78% of Deep Dictionary's.

UpkeepUpdate frequency

Learner's Dictionary ships an update every 47 months, Deep Dictionary weekly. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

Scorecard7 real differences · 3 level
Learner's Dictionary versus Deep Dictionary: the parameters behind the verdict, then further details
ParameterLearner's DictionaryDeep Dictionary
Price$4.99Free — better
Rating3.5 (59 ratings)4.7 (51 ratings) — better
Positive reviews53.1% of reviews77.8% of reviews — better
Number of ratings59 — better51
Update frequencyEvery 47 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPod — betteriPhone
Requires iOS7.0 — better16.0
Further details — not scored
Size62 MB14 MB
Age rating4+12+
DeveloperMerriam-Webster, Inc.DEEPCO

Customer experience

Learner's Dictionary

All ratings59 ratings
Positive55.9%
Neutral11.9%
Negative32.2%
Written reviews160 reviews
Positive53.1%
Neutral15.6%
Negative31.3%

Deep Dictionary

All ratings51 ratings
Positive92.2%
Neutral3.9%
Negative3.9%
Written reviews9 reviews
Positive77.8%
Neutral0.0%
Negative22.2%

Bugs and requests

Learner's Dictionary

Reported bugs

20 issues
  • Word of the day doesn't load, requests internet access while online
  • Audio pronunciation does not work
  • Pictures/images do not show up
  • Voice search is not available/not working
  • Dictation doesn't work
Show 15 more
  • App gets stuck when opening sharing page
  • App not filling the screen on newer phones
  • Word voice does not work
  • Microphone not recording voice
  • Cannot hear pronunciation of words
  • Search results show words that don't begin with the searched letter
  • Audio pronunciation only works with headphones, not iPhone speaker
  • Favorites not synced to web saved words
  • No search history control
  • Cannot jump between favorites, recent, dictionary on bottom bar after update
  • Word of the day not working, requires network access
  • Daily word feature not working
  • App crashes or freezes
  • App not compatible with specific iOS versions
  • App not compatible with newer iPhone screen sizes

Requested features

12 requests
  • Update app to latest standards
  • Support for newer iPhone models (notches)
  • Combine phone and iPad versions for a single purchase
  • Sync favorites across devices/web
  • Add etymology of words
Show 7 more
  • Offline pronunciation
  • Dark mode
  • Font customization options
  • Core Vocabulary section
  • Advanced search for phrasal verbs
  • Synonyms and antonyms feature (if removed)
  • Cloud backup for favorites

Deep Dictionary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Learner's Dictionary

No in-app purchases

None

Deep Dictionary

No in-app purchases

Questions

Is Learner's Dictionary free?
Learner's Dictionary costs $4.99, with no in-app purchases.
Is Deep Dictionary free?
Deep Dictionary is free to download, with no in-app purchases.
Which has better reviews, Learner's Dictionary or Deep Dictionary?
Deep Dictionary is rated higher. Learner's Dictionary averages 3.5 out of 5 from 59 ratings, while Deep Dictionary averages 4.7 from 51 ratings.
Do Learner's Dictionary or Deep Dictionary have ads?
Deep Dictionary shows ads; Learner's Dictionary does not.
Which is updated more often, Learner's Dictionary or Deep Dictionary?
Learner's Dictionary ships an update every 47 months, and Deep Dictionary weekly. Most recently, Learner's Dictionary was updated on October 17, 2026 and Deep Dictionary on October 5, 2026.

Other comparisons