Comparison

MnemonicWords vs KnowLang

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

Head to head
About

MnemonicWords

Master English vocabulary with a comprehensive learning assistant. It offers structured courses, a vast dictionary, and interactive exercises designed for all levels, from beginners to exam preparation. Utilize spaced repetition and personalized flashcards for effective memorization.

Highlights
  • Vocabulary courses for all levels
  • Extensive English dictionary
  • 15 memorization exercises
  • Spaced repetition technique
  • Offline mode for courses
  • Phrasebooks and grammar rules
  • Customizable flashcards
Features
Read full description

Mnemonic Words is your best English language learning and vocabulary building assistant! WHO IS THE APPLICATION FOR? • you have just started learning English and want to learn the required minimum of English words • you are continuing to study English and want to improve your vocabulary level • you are preparing for an English exam (IELTS, TOEFL, CAE, FCE) and you need to quickly learn a large number of new words WHAT MNEMONIC WORDS APP OFFERS: • vocabulary courses for Beginner, Elementary and Intermediate levels (1000, 1200, and 1400 most popular English words) • English vocabulary on popular topics (over 20,000 words) • English dictionary (over 150,000 words and phrases), where you can add your own words and phrases • the ability to create your own sets of words • 15 different exercises to memorize English words • 2 vocabulary tests and 3 games • phrasebooks on popular topics (more than 2500 of the most necessary English phrases for daily communication) • efficient spaced repetition technique As well as: • offline mode for vocabulary courses • grammar rules with lots of examples and exercises • video phrases from your favorite TV series with exercises for memorization • books • family sharing function • creation of flashcards and audio files REMEMBERING TECHNIQUE For long-term memorization of English words, Mnemonic Words uses the proven spaced repetition method based on the Ebbinghaus forgetting curve. In addition, you can use the speed learning mode when preparing for exams. The English word repetition calendar and the Mnemonic Words reminder system will prompt you at the right time which words need to be repeated and which words should be tested. The application pays special attention to the English words that are the most difficult to learn. MEMORIZATION EXERCISES 15 fun workouts will help you memorize the basic meanings of English words, their spelling, pronunciation, as well as use in specific examples, which makes the application an excellent trainer of English words. ENGLISH WORDS CARDS All selected English words in the app contain: • high-quality dubbing, with the ability to switch between British and American versions, as well as male and female voices; • transcription; • most popular and other translations of the word; • examples of the use of words in sentences with translation and voice acting. And over 5000 of the most used English words have beautiful associative pictures that will add a lot of positive emotions to your learning process. For every English word you want to learn, you can add your translation, example, text association, and image (if absent). Within 14 days after installing the application, you can learn English words without restrictions and fully appreciate the effectiveness of learning English with Mnemonic Words. Making a monthly and annual subscription to Mnemonic Words will give you the opportunity not only to learn English and memorize English words without any restrictions in the application and on the website https://mnemonicwords.com, but also the opportunity to use the family access function, and purchase package "All included" will additionally give the opportunity to create an unlimited number of flashcards and audio files from English words and phrases. In the app, you will be able to purchase an auto-renewable monthly or annual subscription. Subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period. Payment will be charged to your iTunes Account at confirmation of purchase. Account will be charged for renewal within 24 hours prior to the end of the current subscription period. The user can manage their subscription. Auto-renewal can be turned off by going to Account Settings after purchasing the app. The unused portion of a free trial period, if offered, will be forfeited upon purchase of a subscription. Privacy Policy: https://mnemonicwords.app/privacy Terms of use: https://mnemonicwords.app/terms

About

KnowLang

Master English with a comprehensive app featuring a 18,000-word dictionary, irregular verb drills, and grammar lessons from A1 to C2. Engage with pronunciation practice, reading materials, and word games to enhance your vocabulary and fluency.

Highlights
  • 18,000-word dictionary
  • Irregular verb training
  • Grammar lessons (A1-C2)
  • Pronunciation practice
  • English books
  • Word games
Features
Read full description

Приложение KnowLang создано для комплексного изучения английского языка. В словаре содержится перевод 18 тысяч английских слов, также ты можешь добавлять свои. Отдельные тренировки по неправильным глаголам помогут быстро выучить и запомнить три формы неправильных глаголов в английском языке. Благодаря бесплатным уведомлениям, ты будешь легко увеличивать свой словарный запас. Грамматика английского языка в KnowLang поможет повысить твой уровень английского от А1 до С2. Каждый раздел включает подробные правила грамматики английского и более 3000 упражнений для практического использования правил. Также, в KnowLang есть Super-тренировки, которые объединяют упражнения по всем правилам английского языка и отслеживают, какие темы лучше или хуже усвоены. Это позволит тебе сосредоточиться на изучении тех правил, которые нуждаются в дополнительной проработке, и быстрее достичь желаемого уровня владения английского языка. Дополнительные разделы помогут тебе погрузится в обучение с интересом и пользой: тренировка произношения выражений на английском, книги на английском, игры в слова (собирай слова из букв или соревнуйся с другими игроками). KnowLang предлагает множество возможностей для полного и увлекательного изучения английского языка, позволяя достигнуть желаемого уровня владения с легкостью и удовольствием. Политика конфиденциальности: https://knowlang.app/politics Условия использования: https://knowlang.app/terms

Screenshots

MnemonicWords4 screens
KnowLang4 screens

Verdict

The call

The clearest difference is ratings volume: MnemonicWords at 8 against KnowLang's 1. On price, rating, update cadence and ads 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. MnemonicWords sells 11 in-app purchases, starting at $1.99 per month and KnowLang sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for MnemonicWords against 5.0 for KnowLang. That said, the two scores are not equally well evidenced: MnemonicWords has 8 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

MnemonicWords ships an update fortnightly, KnowLang every 3 weeks. The most recent releases landed on September 8, 2026 and June 1, 2026 respectively.

Scorecard1 real difference · 9 level
MnemonicWords versus KnowLang: the parameters behind the verdict, then further details
ParameterMnemonicWordsKnowLang
PriceFreeFree
Rating4.9 (8 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings8 — better1
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.114.0 — better
Further details — not scored
Size60 MB31 MB
Age rating4+12+
DeveloperOleksiy KudryaIaroslav Oleinikov

Customer experience

MnemonicWords

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

KnowLang

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

11 purchases

MnemonicWords

Subscriptions4
  • Full access for 1 month$1.991 Month
  • Full access for 1 month$2.991 Month
  • Full access for 1 year$14.991 Year
Show 1 more
  • Full access for 1 year$21.491 Year
One-time7
  • Creating audio files$3.99
  • Creating audio files$5.99
  • Creating audio files$7.99
Show 4 more
  • Flash cards and audio files$10.99
  • Flash cards and audio files$13.99
  • All included$38.99
  • All-inclusive$54.99
7 purchases

KnowLang

Subscriptions3
  • KnowLang Pro (1 месяц)3 Days trial$2.991 Month
  • KnowLang Pro (6 месяцев)3 Days trial$9.996 Months
  • KnowLang Pro (1 год)3 Days trial$17.991 Year
One-time4
  • 15 монет$0.29
  • 60 монет$0.99
  • 140 монет$1.99
Show 1 more
  • 300 монет$2.99

Questions

Is MnemonicWords free?
MnemonicWords is free to download, with in-app purchases available.
Is KnowLang free?
KnowLang is free to download, with in-app purchases available.
Which has better reviews, MnemonicWords or KnowLang?
KnowLang is rated higher. MnemonicWords averages 4.9 out of 5 from 8 ratings, while KnowLang averages 5.0 from 1 ratings.
Do MnemonicWords or KnowLang have ads?
Neither MnemonicWords nor KnowLang shows ads.
Which is updated more often, MnemonicWords or KnowLang?
MnemonicWords ships an update fortnightly, and KnowLang every 3 weeks. Most recently, MnemonicWords was updated on September 8, 2026 and KnowLang on June 1, 2026.

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