Mobile IDentification App vs 캐시키보드
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mobile IDentification App
This app allows you to store and use government-issued digital identification cards on your smartphone. It offers the same legal validity as physical IDs, providing a convenient and secure way to verify your identity for various purposes.
- Mobile Resident Registration Card
- Mobile Driver's License
- Mobile National Veterans Registration Card
- Mobile Overseas Koreans Identity Verification Card
- Secure smartphone storage
- Same legal effect as traditional IDs
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※If the app is not updated, errors may occur during app operation. Mobile ID, Mobile Resident Registration Card, Mobile Driver’s License, Mobile National Veterans Registration Card, and Mobile Overseas Koreans Identity Verification Card are IDs that can be issued on personal smartphones and have same legal effect as traditional IDs. [Mobile ID App Introduction] Mobile ID, Mobile Resident Registration Card, Mobile Driver’s License, Mobile National Veterans Registration Card, and Mobile Overseas Koreans Identity Verification Card are government-issued IDs stored securely on personal smartphones, carrying the same legal effect as traditional IDs and provides convenient usage. [Introduction to Mobile Resident Registration Card and Driver’s License] The Mobile Resident Registration Card and Driver’s License are legal IDs securely encrypted and stored on personal smartphones, issued by the Ministry of the Interior and Safety and the Korean National Police Agency. [Eligibility and Requirements] - Holders of a Resident Registration Card or Driver’s License, or new applicants - Smartphone registered under the applicant’s name - Subscriber to a domestic mobile network enabling personal identity verification iOS 16 or higher, with biometric authentication and NFC support ※For non-IC ID holders, QR issuance is available at community centers (Resident Registration Card) or driver’s license test centers (Driver’s License). ※Subscriber of mobile virtual network operator (MVNOs) can also apply. (Excluding TPlus (KCT – Korea Cable Telecom)) ※Corporate-issued phone or anonymous prepaid phones currently cannot be used. [How to Apply for a Mobile Driver’s License] To issue your Mobile Driver’s License quickly, bring your physical driver’s license and a smartphone with the Mobile ID app installed to a driver’s license test center. Applications can also be submitted at police department offices or through the Korea Road Traffic Authority's Integrated Driver’s License Services website for online IC driver’s license requests. ▶Issuance Methods (Resident Registration Card, Driver’s License): - Method 1: Replace your physical ID with an IC ID and issue the mobile ID directly by scanning (tagging) it with your smartphone. - Method 2: Use on-site QR issuance at community centers (Resident Registration Card) or driver’s license test centers (Driver’s License) without replacing the physical ID. ※ Mobile IDs (Resident Registration Card, Driver’s License) are legal IDs, and at least one in-person identity verification process is required at the issuing agency. ※ If a physical ID is replaced with an IC ID, future reissuance of a mobile ID upon changing smartphones will not require a revisit to the issuing agency. ※ IC Resident Registration Card: Application is available only at community centers, and it takes about 15 days for issuance. ※ IC Driver’s License: Issuance is available on the same day at license test centers or takes approximately 15 days when applying through police departments. ※ For online applications of IC driver’s licenses, select a date for receipt at least 15 days after the application date (excluding public holidays). ※ For details on IC Driver’s License issuance, visit the Korea Road Traffic Authority’s website (www.safedriving.or.kr). [Precautions] - Tagging IC IDs (Resident Registration Card, Driver’s License): Remove the smartphone case, place the IC ID on a flat surface, and ensure contact for 3–4 seconds. ※ Tagging area: Back upper section (near the camera). ※ Avoid overlapping IC IDs with other items like transit cards, as it may cause duplicate recognition. - Facial Recognition Procedure: Clean the smartphone's front camera and position it in a well-lit area. Keep your face about 40–50 cm (arm’s length) away, look straight ahead, and follow the instructions (e.g., blink, turn your head right and left). [Inquiries] Mobile ID Call Center: 1688-0990
캐시키보드
Earn rewards simply by typing on your phone. This utility app converts your typing into redeemable cash, offering daily earning opportunities and chances to win bonus points. Accumulate points to purchase various gift certificates from the in-app store.
- Earn cash by typing
- Daily cash random draws
- Redeem points for gift certificates
- Accumulate points over time
- Daily typing limit for earnings
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타자만 쳐도 돈이 되는 키보드 앱 캐시키보드를 설치하세요! 1. 하루 2,500 자 평소처럼 키보드를 이용하면 충분해요. 25 자 마다 1 캐시가 적립돼요!! 하루 최대 100 캐시!! 2. 캐시 랜덤 뽑기 하루 10회 캐시 랜덤 뽑기 기회가 주어집니다! 최대 1,000 캐시까지 획득 가능합니다!! 3. 상점 꾸준히 캐시를 적립하면, 상점에서 다양한 기프티콘을 구매할 수 있어요! 보통 1 ~ 2개월 꾸준히 적립하면 원하는 기프티콘을 구매할 수 있어요!! 점점 많은 기프티콘이 추가될 예정입니다.
Screenshots
Verdict
The clearest difference is review sentiment: 캐시키보드 at 82% against Mobile IDentification App's 27%. 캐시키보드 also leads on rating (4.7 vs 2.4) and update cadence (weekly vs monthly). Mobile IDentification App's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
캐시키보드 holds the better App Store score, 4.7 against 2.4. Both are backed by a comparable volume of ratings — 50 and 19 respectively. Written reviews point the same way: 27% of Mobile IDentification App's written reviews are positive against 82% of 캐시키보드's.
Mobile IDentification App ships an update monthly, 캐시키보드 weekly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.
| Parameter | Mobile IDentification App | 캐시키보드 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (50 ratings) | 4.7 (19 ratings) — better |
| Positive reviews | 27.5% of reviews | 81.8% of reviews — better |
| Number of ratings | 50 — better | 19 |
| Update frequency | Monthly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 228 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | 행정안전부 | Sujin Cho |
Customer experience
Mobile IDentification App
캐시키보드
In-app purchases
Mobile IDentification App
No in-app purchases
캐시키보드
No in-app purchases









