생명단추 vs Substrack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
생명단추
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등록 대상자의 신원정보를 QR코드로 만들어 인쇄하여 단추, 배지, 목걸이 및 팔찌 등의 형태로 제작합니다. 등록 대상자의 옷 등에 부착하여 QR코드를 어플로 스캔하면 대상자의 신원정보 및 위치가 확인됩니다. 치매환자, 영유아 어린이, 소방관 등 특수직 공무원, 군인 등 각 분야에 유용하게 사용될 수 있습니다. 또는 비상QR스캔 기능을 사용할 경우 길거리에 부착된 생명단추 제공 QR을 스캔하면 5초 동안 주변 소리가 녹음되어 스캔 위치와 녹음이 관할 파출소 담당자의 연락처로 문자 전송됩니다.
Substrack
Track recurring expenses with a D-DAY countdown, widgets, and notifications. Easily add and manage subscriptions, and visualize your spending habits with detailed statistics. Features iCloud backup and dark mode for a seamless experience.
- Manage recurring expenses
- D-DAY countdown
- Widgets and notifications
- Subscription browsing and adding
- Expense statistics
- iCloud backup
- Dark mode
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Primary Features • Manage Your Regular Expenses with D-DAY, Widget, Notifications • Browse and Easily Add Subscriptions • Examine Your Regular Expense Statistics Additional Features • iCloud Backup • Dark Mode • Optimized for iPad
Screenshots
Verdict
The clearest difference is price: 생명단추 at Free against Substrack's $4.99. 생명단추 also leads on iOS requirement (16.0 vs 26.0). Substrack's advantage is update cadence (every 3 weeks vs every 34 months). On ads, 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
생명단추 is free to download; Substrack costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
생명단추 ships an update every 34 months, Substrack every 3 weeks. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.
| Parameter | 생명단추 | Substrack |
|---|---|---|
| Price | Free — better | $4.99 |
| Positive reviews | — | 86.7% of reviews |
| Update frequency | Every 34 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 5 MB | 82 MB |
| Age rating | 17+ | 4+ |
| Developer | MANSE Communication Inc. | Jinkyum Park |
In-app purchases
생명단추
No in-app purchases
Substrack
No in-app purchases
