Comparison

Vocabulary Master vs Sadlier Reader

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

Head to head
About

Vocabulary Master

This application helps users expand their English vocabulary through interactive flashcards, categorized word lists, and daily reminders. It offers a fun way to learn with games and supports offline access for continuous study.

Highlights
  • Interactive flashcards with definitions, examples, and pronunciation
  • Extensive vocabulary divided into multiple topics
  • Daily study reminders
  • Word of the day for revision
  • Hangman game for fun learning
  • Offline mode support
Features
Read full description

Vocabulary Master is a user-friendly app designed to help you learn English vocabulary quickly, easily, effectively and joyfully. Our app includes a huge amount of vocabulary from the most basic words to the advanced ones. English words and phrases are divided into several topics such as daily life, business, school program, toeic, ielts, etc, suitable for every aim of studying and for any users. Main features: • The flashcard provides you with more than just the new vocabulary. You can study the word, its pronunciation, phonetic, definition, picture and example in just one card. • A huge amount of vocabulary divided into several topics. • The reminder feature takes care of your study. You will be reminded everyday (if you need) in case someday you forget to study so as to keep your study continuously. • Word of the day helps you revise your work everyday. • Hangman game gives you a chance to play and relax while studying. • Support offline mode. • Support multiple platforms.

About

Sadlier Reader

Access your assigned eBooks offline with this educational reader. Bookmark, annotate, and navigate your digital textbooks seamlessly. Requires an access code from your institution.

Highlights
  • Offline eBook access
  • Bookmark pages
  • Annotate content
  • Seamless navigation
  • Linked to Sadlier Connect
Features
Read full description

The Sadlier Reader app is a new offering for Sadlier customers that allows access to their eBooks offline and on the go. Linked to your Sadlier Connect account licenses, eBook products purchased and assigned for offline use will automatically appear within your app when you log in. eBooks are not purchased within the app. An access code is required for login and can be found in “My Account” within Sadlier Connect or Christ In Us if your institution has purchased an offline eBook. With this unique offering, readers may bookmark, annotate their pages, and navigate their materials like any other reader experience.

Screenshots

Vocabulary Master4 screens
Sadlier Reader4 screens

Verdict

The call

The clearest difference is review sentiment: Vocabulary Master at 100% against Sadlier Reader's 0%. Vocabulary Master also leads on rating (4.7 vs 3.7) and update cadence (every 2 days vs every 25 months). Sadlier Reader's advantage is in-app purchases (none vs 10). On price, ratings volume, 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

Both are free to download. Vocabulary Master sells 10 one-off in-app purchases. Sadlier Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Vocabulary Master holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 100% of Vocabulary Master's written reviews are positive against 0% of Sadlier Reader's.

UpkeepUpdate frequency

Vocabulary Master ships an update every 2 days, Sadlier Reader every 25 months. The most recent releases landed on September 13, 2026 and June 1, 2026 respectively.

Scorecard6 real differences · 4 level
Vocabulary Master versus Sadlier Reader: the parameters behind the verdict, then further details
ParameterVocabulary MasterSadlier Reader
PriceFreeFree
Rating4.7 (6 ratings) — better3.7 (3 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings6 — better3
Update frequencyEvery 2 days — betterEvery 25 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.4
Further details — not scored
Size24 MB84 MB
Age rating4+4+
DeveloperNikmesoft Company, Ltd.William H Sadlier Inc

Customer experience

Vocabulary Master

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Sadlier Reader

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

10 purchases

Vocabulary Master

One-time10
  • Travel and transportation$0.99
  • Shopping$0.99
  • Money and financial matters$0.99
Show 7 more
  • Brand and manufacturing$0.99
  • Healthcare and medical$0.99
  • Media and entertainment$0.99
  • Human resources$1.99
  • 2019 vocabulary 1$1.99
  • 2019 vocabulary 2$1.99
  • Remove Ads$1.99
None

Sadlier Reader

No in-app purchases

Questions

Is Vocabulary Master free?
Vocabulary Master is free to download, with in-app purchases available.
Is Sadlier Reader free?
Sadlier Reader is free to download, with no in-app purchases.
Which has better reviews, Vocabulary Master or Sadlier Reader?
Vocabulary Master is rated higher. Vocabulary Master averages 4.7 out of 5 from 6 ratings, while Sadlier Reader averages 3.7 from 3 ratings.
Do Vocabulary Master or Sadlier Reader have ads?
Neither Vocabulary Master nor Sadlier Reader shows ads.
Which is updated more often, Vocabulary Master or Sadlier Reader?
Vocabulary Master ships an update every 2 days, and Sadlier Reader every 25 months. Most recently, Vocabulary Master was updated on September 13, 2026 and Sadlier Reader on June 1, 2026.

Other comparisons