COMMAX IoT vs Keyin Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
COMMAX IoT
Control your smart home devices remotely using your smartphone. Manage lighting, security, and receive calls from your entryway. Requires compatible COMMAX IP Home IoT system installation.
- Remote device control
- Lighting and heating management
- Gas valve control
- Security settings
- CCTV monitoring
- Receive entryway calls
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스마트 폰을 사용하여 COMMAX IP Home IoT 시스템을 사용해보십시오 지원되는 제품 : -IP 홈 IoT 월 패드 (Cloud 2.0 연동제품) 함수: -장치 제어 (조명, 가스 밸브, 가열, 메인 스위치, 커튼, 환기 등) -보안 설정 (어웨이 모드, 주택 보안, CCTV 등) -전화 수신 (현관, 로비 등) 알림 : -집에 설치된 제품은 모바일 서비스를 지원해야합니다. 자세한 내용은 고객 센터 나 판매점에 문의하십시오. -제품에 가입하려면 계정에 로그인해야합니다. -이 앱의 일부 기능은 집에 설치된 장치에 따라 제한 될 수 있습니다.
Keyin Plus
Manage your smart door lock remotely. Receive real-time alerts for all lock activities, including locking, unlocking, and alarms. Automatically unlock your door when you approach and issue temporary keys to guests.
- Push notifications for lock events
- Automatic door unlocking via Bluetooth
- One-touch key issuance for family and guests
- Detailed event history management
- Door lock device settings
- Manage multiple security devices
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"▣ Introduction of application functions ■ Keyin smart alarm service -This is a function that allows users to check all events that occurred in the door lock through push alarm. - Locking / Unlocking, intrusion alarm, fire alarm, door lock setting notification, etc. ■ Keyin Smart Auto Open - Automatic release of the lock when approaching the door lock through location-based (Geofence technology) with Bluetooth technology - Smart Open: If you approach the door lock while holding the smartphone linked to the door lock, The door lock unlocks automatically. - Smart Touch: Touch the touchpad of the door lock while holding the smartphone linked to the door lock. Just tap to unlock. ■ Keyin one-touch key issuance - you can issue 2 types of keys (family, guest) tailored to the user type This is a shareable feature. - Manage key details (authorization, date, day of the week, time, etc.) - A function to receive notifications of all events that occur in the door lock through the app ■ History management function - This is a function that allows you to check all events that occurred in the door lock. - Notification of entry/exit, intrusion/damage alarm, fire alarm, door lock setting, etc. ■ Device setting function - You can manage various door lock settings such as managing issued keys and changing passwords. ■ Managing multiple devices - you can link and manage various additional security devices in the application ▣ KEYIN Official Channel ■ website: www.keyin.life ■ Youtube: https://bit.ly/2Xd5nmM ■ Instagram: https://www.instagram.com/keyin_official/ ■ Contact (a developer): kim@raonark.com"
Screenshots
Verdict
The clearest difference is review sentiment: Keyin Plus at 100% against COMMAX IoT's 0%. On price, update cadence, ads and in-app purchases 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.
COMMAX IoT ships an update monthly, Keyin Plus every 6 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.
| Parameter | COMMAX IoT | Keyin Plus |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 184 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | COMMAX | RAONARK Ltd. |
Customer experience
COMMAX IoT
Keyin Plus
In-app purchases
COMMAX IoT
No in-app purchases
Keyin Plus
No in-app purchases








