K vs K
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
K
This app uses AI to assess Korean language and TOPIK exam readiness, providing personalized reading materials to boost vocabulary and comprehension. It offers practice tests and evaluations to track progress and improve Korean proficiency.
- AI-driven Korean language assessment
- Customized reading material recommendations
- TOPIK level 1-6 vocabulary focus
- Diverse reading materials (literature to modern culture)
- TOPIK-style level tests and evaluations
- Real-time Korean level and skill tracking
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* standard Apple Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ * 유료서비스 약관 https://member.siwonschool.com/?s=info&t=bookservice * 개인정보처리방침 https://member.siwonschool.com/?s=info&t=policy&_ga=2.63334511.1748677159.1538642218-1597082354.1534809752&_gac=1.18297547.1538642218.Cj0KCQjw9NbdBRCwARIsAPLsnFYuLtjL67oDEkTD_cj4-ojHUcXLvaMBOcDmHL-ouekhDJ_tLH2vSKQaAr_2EALw_wcB This program enhances the reading skills of learners preparing for the TOPIK exam. AI diagnoses the learner's Korean language and TOPIK abilities, recommending customized Korean materials for reading that can improve reading skills. The Korean materials for reading focus on enhancing the vocabulary and reading comprehension of TOPIK learners, using vocabulary from TOPIK levels 1 to 6. A wide range of reading materials are provided from classic Korean literature to modern culture. To improve TOPIK reading skills, we offer level tests similar to actual TOPIK questions, reading comprehension evaluations, and final assessments of Korean language proficiency. Based on TOPIK standard, learners can immediately check their Korean level and skill improvement, allowing for deep enhancement of their Korean abilities in a short period.
K
Learn and practice Korean vocabulary through engaging quizzes. Track your learning progress and advance your language skills with this educational tool. Designed for all levels of Korean learners.
- Korean vocabulary quizzes
- Progress tracking
- Skill leveling
- Practice Korean words
- Educational tool
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Master Korean vocabulary with fun quizzes! K-Word Master helps you learn and practice Korean words, track your progress, and level up your language skills.
Screenshots
Verdict
The clearest difference is in-app purchases: K at none against K's 1. K also leads on update cadence (every 8 days vs every 6 weeks). K's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). 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
Both are free to download. K sells 1 in-app purchase, starting at $5.99 per month. K asks for nothing beyond the download.
K ships an update every 6 weeks, K every 8 days. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.
| Parameter | K | K |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 6 weeks | Every 8 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 117 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Siwonschool | Hyungpil Kim |
Customer experience
K
K
In-app purchases
K
- One month7 Days trial$5.991 Month
K
No in-app purchases
