Comparison

IELTS Vocabulary 4000 Academic vs Word of the Day・Vocabulary

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

Head to head
About

IELTS Vocabulary 4000 Academic

Master essential academic vocabulary for the IELTS exam. This app provides a comprehensive list of over 4000 words, presented in practice tests with multiple-choice questions. Track your progress and improve your score to achieve your target band.

Highlights
  • 4000+ academic word list
  • Multiple-choice practice tests
  • Score evaluation and tracking
  • Progress improvement focus
  • Designed for IELTS test takers
Features
Read full description

IELTS Vocabulary: 4000 Academic Word List (Learn And Practice) IELTS, the International English Language Testing System, is designed to assess the language ability of candidates who need to study or work where English is used as the language of communication. IELTS is required for entry to university in the UK and other countries. There is no specific vocabulary section in the IELTS test but you will need to understand and be able to use a large number of words to do well in all sections of the exam. This academic word list is a must-have resource for IELTS test takers, especially who are working for high scores. The 4000+ words reflect the essential vocabulary level of IELTS academic test. We remind you this list is based on general word list. Every test contains 20 questions and each question has 4 answer options. You have to select the correct answer. In the end of each test you can check your answers. At the end of each test is evaluated your score, which you can later improve.

About

Word of the Day・Vocabulary

Enhance your vocabulary with daily words, engaging games, and personalized quizzes. This app offers expert-curated content and interactive challenges to make learning stick and improve your communication skills.

Highlights
  • Daily word insights with definitions and examples
  • Vocabulary assessment and personalized learning plans
  • Word games like Hangman and Gaps
  • Crossword puzzles across various topics
  • Spaced repetition quizzes
  • Stop Saying feature for word alternatives
  • Home and Lock Screen widgets
Features
Read full description

Make vocabulary growth a daily habit with Word of the Day, a vocabulary-building companion created by humans, for humans. With daily words, games, and quizzes all in one app, it’s learning that actually sticks. Built in collaboration with leading language experts, our vocabulary database intelligently ranks words based on real-world usage patterns. After you take our vocabulary assessment and answer a few questions about your goals, we’ll create a personalized learning plan tailored to your needs, ensuring the words you see are ones you’ll want to use. With our unique combination of expert curation and smart design, Word of the Day transforms the simple act of growing your vocabulary into a powerful tool for self-improvement. WORD INSIGHTS - Each daily word is hand-selected by our editors and presented in a rich format with everything you need to understand and remember it. - Clear examples that show how the word lives in real sentences - Audio pronunciation so you can use the word with confidence - Thoughtful illustration to deepen your understanding and boost recall STOP SAYING COLLECTIONS Explore our Stop Saying feature to find stronger alternatives to common words and express yourself with greater precision. DAILY QUIZZES & CHALLENGES Harness the power of spaced repetition with 1-minute daily quizzes that move new vocabulary into long-term memory. Review saved words and track your progress over time. WORD GAMES Expand your vocabulary further with games designed around language and pattern recognition. - Hangman: reveal the hidden word before you lose all your hearts - Gaps: guess the hidden 5-letter word in a limited number of tries - Word Relay: link related words to form a chain. CROSSWORDS Solve themed puzzles across 15+ topics, including Entertainment, Technology, Travel, Idioms, and more. PERSONALIZED LEARNING Word of the Day adapts to your learning style and schedule. - Home Screen and Lock Screen widgets keep your daily word visible all day - Custom notifications help you build a consistent learning habit - Vocabulary quizzes help tailor the experience to your level - Save favorite words to review anytime BUILT TO KEEP YOU MOTIVATED - Small daily habits lead to real progress. - Streaks and progress tracking help you stay consistent - Daily challenges keep learning fresh - Engaging visuals and interactive features make vocabulary fun AWARD-WINNING AND TRUSTED - Over 7 million downloads worldwide - Best Mobile App Awards (August 2025) - Language expertise featured in Inc. Whether you’re preparing for exams like the SAT, GRE, IELTS, or TOEFL, working to improve your writing and speaking skills, or simply someone who loves words, Word of the Day helps you build vocabulary in a way that fits into your daily life. Read more confidently. Write with precision. Speak with clarity. Educate yourself in a small yet profound way with Word of the Day. Start your daily word habit today. Visit our website to learn more about the team and the app: https://vocabulous.us/ Please note that Word of the Day is a subscription-based app. Some features are available to Premium subscribers only. Privacy Policy: https://vocabulous.us/docs/privacy.html Terms of Use: https://vocabulous.us/docs/terms.html

Screenshots

IELTS Vocabulary 4000 Academic4 screens
Word of the Day・Vocabulary4 screens

Verdict

The call

The clearest difference is rating: Word of the Day・Vocabulary at 4.7 against IELTS Vocabulary 4000 Academic's 3.9. Word of the Day・Vocabulary also leads on update cadence (fortnightly vs every 4 months) and review sentiment (63% vs 33%). IELTS Vocabulary 4000 Academic's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and monetization model 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

Both are free to download. IELTS Vocabulary 4000 Academic sells 2 one-off in-app purchases and Word of the Day・Vocabulary sells 11 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Word of the Day・Vocabulary holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: Word of the Day・Vocabulary has 39K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 33% of IELTS Vocabulary 4000 Academic's written reviews are positive against 63% of Word of the Day・Vocabulary's.

UpkeepUpdate frequency

IELTS Vocabulary 4000 Academic ships an update every 4 months, Word of the Day・Vocabulary fortnightly. The most recent releases landed on September 6, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
IELTS Vocabulary 4000 Academic versus Word of the Day・Vocabulary: the parameters behind the verdict, then further details
ParameterIELTS Vocabulary 4000 AcademicWord of the Day・Vocabulary
PriceFreeFree
Rating3.9 (11 ratings)4.7 (39K ratings) — better
Positive reviews33.3% of reviews63.3% of reviews — better
Number of ratings1139K — better
Update frequencyEvery 4 monthsFortnightly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better16.0
Further details — not scored
Size17 MB188 MB
Age rating4+4+
DeveloperThanh Vu TruongVocabulous US Inc.

Customer experience

IELTS Vocabulary 4000 Academic

All ratings11 ratings
Positive72.7%
Neutral0.0%
Negative27.3%
Written reviews9 reviews
Positive33.3%
Neutral22.2%
Negative44.4%

Word of the Day・Vocabulary

All ratings38,854 ratings
Positive92.4%
Neutral2.9%
Negative4.7%
Written reviews1,281 reviews
Positive63.3%
Neutral7.4%
Negative29.3%

Bugs and requests

IELTS Vocabulary 4000 Academic

Not enough reviews yet to summarise bugs or requests.

Word of the Day・Vocabulary

Reported bugs

4 issues
  • Notifications not working properly
  • App freezing and crashing
  • Saved words disappearing after updates
  • Incorrect pronunciations and definitions

Requested features

5 requests
  • More advanced vocabulary options
  • Ability to search for and save words
  • Improved word retention and learning tools
  • Landscape mode support
  • Better customization options

In-app purchases

2 purchases

IELTS Vocabulary 4000 Academic

One-time2
  • IELTS 4000 Academic Word List In App$1.99
  • Remove Ads IELTS Academic Word List$1.99
11 purchases

Word of the Day・Vocabulary

Subscriptions9
  • Weekly Subscription3 Days trial$7.997 Days
  • Monthly Premium$9.991 Month
  • Monthly English Dictionary$9.991 Month
Show 6 more
  • Trial 7 Days Annual Premium7 Days trial$39.991 Year
  • Annual Premium$49.991 Year
  • Trial Premium Word of the day3 Days trial$49.991 Year
  • Word of the Day Premium7 Days trial2 variants$49.991 Year
  • Word of the Day Premium7 Days trial2 variants$59.991 Year
  • Annual Premium Word of the Day$99.991 Year
One-time2
  • Lifetime Premium$19.99
  • Lifetime Premium$29.99

Questions

Is IELTS Vocabulary 4000 Academic free?
IELTS Vocabulary 4000 Academic is free to download, with in-app purchases available.
Is Word of the Day・Vocabulary free?
Word of the Day・Vocabulary is free to download, with in-app purchases available.
Which has better reviews, IELTS Vocabulary 4000 Academic or Word of the Day・Vocabulary?
Word of the Day・Vocabulary is rated higher. IELTS Vocabulary 4000 Academic averages 3.9 out of 5 from 11 ratings, while Word of the Day・Vocabulary averages 4.7 from 39K ratings.
Do IELTS Vocabulary 4000 Academic or Word of the Day・Vocabulary have ads?
Both IELTS Vocabulary 4000 Academic and Word of the Day・Vocabulary show ads.
Which is updated more often, IELTS Vocabulary 4000 Academic or Word of the Day・Vocabulary?
IELTS Vocabulary 4000 Academic ships an update every 4 months, and Word of the Day・Vocabulary fortnightly. Most recently, IELTS Vocabulary 4000 Academic was updated on September 6, 2026 and Word of the Day・Vocabulary on September 24, 2026.

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