Comparison

Russian Dictionary + vs Kak

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

Head to head
About

Russian Dictionary +

This app provides a comprehensive bilingual dictionary and translator for English and Russian. It offers offline access to over 350,000 words and phrases, along with pronunciation, translation of sentences, and image text scanning. It also includes vocabulary-building games and tools for language learners.

Highlights
  • Bilingual English-Russian dictionary
  • Offline translation for words and phrases
  • Image text scanning for dictionary lookup
  • Vocabulary building games and flashcards
  • Offline pronunciation
  • Thesaurus, synonyms, and antonyms
Features
Read full description

• Bilingual English to Russian and Russian to English dictionary • Russian to English word and phrase translator and translation • Over 350K words and phrase can be used in offline • Offline pronunciation and translate any sentences • Scan text in image by pointing camera to search in dictionary • Designed for student, teacher, tourist and language learners • Having thesaurus, synonyms and antonyms • Translate individual words, phrases, or whole sentences • Tap a word for cross searching • Bookmark and Recent history for instant recall • Word of the day to learn IELTS, TOEFL and SAT words • Multiple games help to improve English and Russian vocabulary • Offline Pronunciation helps to learn words properly • Flash card and Word of the Day helps to improve vocabulary • Phrase book, Phrase of the day and Phrase Card helps to speak common phrases • Quote of the Day improves wisdom and motivation

About

Kak

Features
Read full description

Kak is your ultimate verb-based guide to mastering Russian—verbs, grammar, vocabulary. Unlock the power of Russian language mastery with Kak, your ultimate verb-based guide. Dive into a world of over 5,000 fully conjugated Russian verbs, explore essential grammar and vocabulary lessons, and practice tasks. Key Features: - Comprehensive Verb Learning:  Kak offers a vast collection of fully conjugated Russian verbs. Learn how to use them and understand their grammatical cases. - Grammar & Vocabulary Lessons:  Enhance your language skills with detailed grammar and vocabulary lessons. Practice tasks ensure you grasp the concepts effectively. - Vocabulary Collections:  Access over 500 phrases organized into useful collections for everyday conversations. - Grammar Case Tables:   Navigate the complexities of Russian grammar cases effortlessly with our detailed tables. - Verb Search: Easily find verbs, their infinitive forms, conjugations, participles and learn their usage in sentences. - Audio Pronunciation: Listen to correct pronunciations for improved speaking skills. - AI-Powered Grammar Check (Beta): Benefit from advanced grammar checking to enhance your writing skills. Why Choose Kak: Kak is designed for learners at all levels, whether you're a beginner or looking to perfect your Russian skills. Our app is built on educational excellence and user-friendly design, making it your ideal language companion. Master the Russian language, verbs, grammar, and vocabulary effortlessly with Kak. Download today and embark on a rewarding journey to learn Russian!

Screenshots

Russian Dictionary +4 screens
Kak4 screens

Verdict

The call

The clearest difference is in-app purchases: Kak at none against Russian Dictionary +'s 5. Kak also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 months). On price 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. Russian Dictionary + sells 5 one-off in-app purchases. Kak asks for nothing beyond the download.

UpkeepUpdate frequency

Russian Dictionary + ships an update every 2 months, Kak every 3 days. The most recent releases landed on October 12, 2026 and September 18, 2026 respectively.

Scorecard4 real differences · 6 level
Russian Dictionary + versus Kak: the parameters behind the verdict, then further details
ParameterRussian Dictionary +Kak
PriceFreeFree
Rating4.6 (323 ratings) — better—
Positive reviews72.9% of reviews—
Number of ratings323 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.613.0 — better
Further details — not scored
Size47 MB86 MB
Age rating4+4+
DeveloperiThinkdiffINVALCRE (PRIVATE) LIMITED

Bugs and requests

Russian Dictionary +

Reported bugs

5 issues
  • Pronunciation not working
  • App reverting to free version
  • Ads covering the screen
  • Slow loading times
  • Compatibility issues

Requested features

5 requests
  • More common/useful word coverage
  • Improved pronunciation support
  • Better explanation of word usage and context
  • Reduced advertising/paywall
  • Improved search and navigation

Kak

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Russian Dictionary +

One-time5
  • Pronunciation$0.99
  • Online Translator$0.99
  • Flash Card$0.99
Show 2 more
  • Phrase Book$0.99
  • Unlock Full Version$9.99
None

Kak

No in-app purchases

Questions

Is Russian Dictionary + free?
Russian Dictionary + is free to download, with in-app purchases available.
Is Kak free?
Kak is free to download, with no in-app purchases.
Do Russian Dictionary + or Kak have ads?
Russian Dictionary + shows ads; Kak does not.
Which is updated more often, Russian Dictionary + or Kak?
Russian Dictionary + ships an update every 2 months, and Kak every 3 days. Most recently, Russian Dictionary + was updated on October 12, 2026 and Kak on September 18, 2026.

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