KKenglish vs Oki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KKenglish
Master English with a modern, video-first approach. Learn vocabulary, grammar, and real-world communication through engaging lessons and interactive games. Designed for a convenient and effective daily learning habit.
- Video-based learning
- Vocabulary and grammar lessons
- Interactive language games
- Sleek digital interface
- Teacher support for Russian speakers
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Achieve English fluency with KK English! Our rigorous and comprehensive curriculum ensures you master every aspect of the language through a modern, video-first approach. Whether you are a beginner or looking to master advanced nuances, our platform makes learning engaging and effective: Video-Based Learning: Watch real-world clips to understand how native speakers actually communicate. Essential Foundations: Master core vocabulary and grammar through structured lessons. Interactive Practice: Boost your recall and memory with engaging language games. Convenient Journey: A sleek digital interface designed for a comfortable and rewarding daily habit. Specialized Teacher Support: For our Russian-speaking community, direct teacher supervision is available as a separate, premium service to provide personalized guidance (not included in the standard subscription). "KK ENGLISH" plans: Monthly Payments and Renewal: Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You can manage or turn off auto-renew in your Account settings at any time after purchase No cancellation of the current subscription is allowed during the active period. Terms of use: https://docs.google.com/document/d/1c-rpNVwo6fAXmovo40Nhob22p6RSM9qJUf6P_G4vFTM/edit?usp=sharing Privacy policy: https://docs.google.com/document/d/1o0DJUV78xeS7mA73cYMPy71oge_uqSz9/edit?usp=sharing&ouid=114146831049038806084&rtpof=true&sd=true
Oki
Learn English with personalized lessons, speaking and writing practice, and detailed feedback from an AI coach. Create flashcards and track your progress across all language skills. This app offers a comprehensive approach to mastering English.
- Personalized lessons based on interests
- Speaking and writing practice
- Detailed feedback on mistakes
- AI coach for real-time conversation
- Flashcard creation
- Progress tracking
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Learning English across multiple apps is inefficient. Oki combines personalized lessons, speaking practice, writing tasks, flashcards, and a personal AI coach in a single interface. Oki teaches 10 languages: English, Spanish, Japanese, Chinese, Kazakh, Italian, French, Vietnamese, Korean and German. What Oki offers: — Lessons created around your interests. The app generates study materials based on the topics that matter to you: from travel and technology to literature and business. This keeps you engaged and helps you remember new content faster. — Speaking practice with intelligent feedback. You speak, and the system analyzes your pronunciation, fluency, and vocabulary usage. Oki highlights exactly what can be improved and suggests adjustments that help you sound more natural. — Writing practice and homework review. Written assignments are checked in detail: every mistake is not just corrected, but explained. You receive a breakdown that shows the reason behind each error, which helps you avoid it in the future. — Flashcards with interval repetition. Completed material is automatically turned into flashcards. The system shows them at the optimal moment so that knowledge moves into long-term memory without unnecessary cramming. — Real-time AI coach conversations. Each dialogue adapts to your current level. New words and phrases are introduced gradually, without overload, so your vocabulary expands naturally during the conversation. Coming soon: — Automatic generation of a complete study program built around your interests and goals. — Watching YouTube videos with translation and the ability to create lessons based on any video. — Full in-bot communication without distractions from external tools. Why people choose Oki: A single environment. Lessons, speaking, writing, flashcards, and feedback are available in one app. There is no need to download separate programs for each skill. Real, measurable progress. Unlike traditional apps that mainly offer mechanical exercises in a glossy package, Oki tracks concrete metrics: practice time, number of words spoken, and completed lessons. You always know exactly how far you have come. Tracking of all language skills. Detailed statistics let you see not only completed topics but also the balance between speaking, writing, and revision. Notifications support consistency without harsh pressure. Structured tasks, not endless chat. Unlike text-based AI chatbots, Oki provides a format close to study materials: full lessons, flashcards, verified tasks with error breakdowns. This goes deeper than simply exchanging messages with a bot. Personalization without overload. The AI remembers your interests, preferred pace, and learning style. The difficulty of new words increases gradually, so you never face abrupt jumps or lose confidence. Higher accuracy of feedback. The system detects errors 64% more accurately than comparable solutions and provides corrective feedback that contributes to real improvement, not just a formal check. The method behind Oki was developed with input from English teaching experts from the United States. The project is powered by the Aleem Labs team — an educational community that has been helping learners with free guides for two years. These materials have been used by more than 600,000 people, and an additional 3,000 students from 35 countries have completed training through the team’s programs. Three actions required to master a language: • Learning new words and phrases. • Practicing speaking and writing. • Reviewing through an interval repetition system. Oki implements all three stages: personalized lessons for acquiring new knowledge, speech and writing practice with feedback, and flashcards for reinforcement. This is exactly why users achieve noticeable results. Download Oki and start learning English systematically — without the chaos of multiple apps and superficial cramming. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: KKenglish at 5.0 against Oki's 4.4. KKenglish also leads on review sentiment (100% vs 64%) and iOS requirement (15.0 vs 17.0). Oki's advantage is update cadence (every 4 days vs monthly) and ratings volume (390 vs 3). 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
Both are free to download. KKenglish sells 1 in-app purchase, starting at $14.99 per month and Oki sells 11 in-app purchases, starting at $1.00 per month. Whichever you choose, the download price is not the number that matters.
KKenglish holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Oki has 390 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of KKenglish's written reviews are positive against 64% of Oki's.
KKenglish ships an update monthly, Oki every 4 days. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.
| Parameter | KKenglish | Oki |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.4 (390 ratings) |
| Positive reviews | 100.0% of reviews — better | 63.8% of reviews |
| Number of ratings | 3 | 390 — better |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 176 MB | 96 MB |
| Age rating | 12+ | 12+ |
| Developer | Abdul-khakim Bakriev | Alidar Kuchukov |
Customer experience
KKenglish
Oki
Bugs and requests
KKenglish
Not enough reviews yet to summarise bugs or requests.
Oki
Reported bugs
1 issue- Registration process not working properly
Requested features
2 requests- Ability to register through third-party accounts
- More language learning options
In-app purchases
KKenglish
- Monthly$14.991 Month
Oki
- Oki Promotion Monthly$1.001 Month
- Oki Premium 80% Off Discount$1.991 Month
- Oki Pro Monthly 50% Off$2.991 Month
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- Oki Premium 50% off Discount$4.991 Month
- Oki Pro Monthly$5.991 Month
- Oki Pro$9.991 Month
- Aleem Monthly3 Days trial$9.991 Month
- Oki Promotion Annual$10.001 Year
- Oki Pro Annual$29.991 Year
- Oki Annual$88.001 Year
- Aleem Annual3 Days trial$88.001 Year









