EXTREME vs Cloud K
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
EXTREME
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EXTREME-Car is a smart car lock appใ
Cloud K
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Study abroad in Korea, made simple with K-TAG. K-TAG is an all-in-one management app for international students, covering visas, jobs, and campus life. It connects with the SaaS platform used by universities and companies, so you can easily access all the information you need in one place. Key Features for International Students Visa & Stay Status Alerts - Get push notifications for important deadlines such as visa expiry and permissions for activities outside your current status. - Check the list of required documents and track your submission status directly in the app. Part-Time Job & Internship Recommendations - Receive personalized job recommendations based on your major, language skills, and available working hours. - View job details, track your application history, and check results all on your mobile. School Notices & Management - Check school announcements related to enrollment, attendance, and administrative guidance in the app. - Access contact information and inquiry channels for school staff directly from the app. Multi-language Support (Gradually Expanding) - Korean and English are supported first, with additional languages for major international student groups to be added over time.
Screenshots
Verdict
The clearest difference is update cadence: EXTREME at every 6 days against Cloud K's every 6 weeks. EXTREME also leads on iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EXTREME ships an update every 6 days, Cloud K every 6 weeks. The most recent releases landed on November 6, 2026 and October 27, 2026 respectively.
| Parameter | EXTREME | Cloud K |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 days โ better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 8.0 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 6 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | ๅคๅ ็จ | JABLY.CO.LTD |
In-app purchases
EXTREME
No in-app purchases
Cloud K
No in-app purchases









