Kak vs OpenRussian Russian Dictionary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kak
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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!
OpenRussian Russian Dictionary
This app offers a comprehensive Russian language learning experience with a vast dictionary, example sentences, and interactive exercises. It includes flashcards, sentence builders, and listening/writing practice to help users progress from beginner to advanced levels.
- Extensive Russian word database
- 350,000+ example sentences
- Declension and conjugation tables
- Interactive learning exercises
- Flashcards and sentence builder
- Progress tracking from A1 to C2
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Full database of Russian words with more than 350.000 example sentences. All declensions and conjugations with accented forms. We have word lists, categories, a new media section with videos, radio, dialogs and much more. We have a learning section as well: You can "star" words and then learn them with flashcards, a sentence builder exercise, listening or writing exercise. Gather points to progress from A1 to C2 and perfect your Russian skills. We constantly improve the everything and if you have feedback, we are always here to listen! Your OpenRussian team Michel, Anastasia and Yana.
Screenshots
Verdict
The clearest difference is in-app purchases: Kak at none against OpenRussian Russian Dictionary's 2. Kak also leads on update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement 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
Both are free to download. OpenRussian Russian Dictionary sells 2 in-app purchases, starting at $3.49 per month. Kak asks for nothing beyond the download.
Kak ships an update every 3 days, OpenRussian Russian Dictionary every 2 weeks. The most recent releases landed on September 18, 2026 and September 4, 2026 respectively.
| Parameter | Kak | OpenRussian Russian Dictionary |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (11 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 11 — better |
| Update frequency | Every 3 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 86 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | INVALCRE (PRIVATE) LIMITED | Michel Helms |
In-app purchases
Kak
No in-app purchases
OpenRussian Russian Dictionary
- Pro Account$3.491 Month
- Pro Account$34.991 Year
Questions
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Is OpenRussian Russian Dictionary free?
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Which is updated more often, Kak or OpenRussian Russian Dictionary?
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