Ray@Home vs 오아 IoT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ray@Home
Monitor your home or business security with real-time video surveillance and instant alerts. Remotely control security modes, detect intruders, and receive notifications for emergencies, including contacting local authorities.
- Real-time video surveillance
- Intruder detection with snapshot images
- Remote security mode control
- Emergency situation notifications
- Contact emergency services
- Hub and sensor management
- Live view function
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Ray@Home * Self installed manually to assure the security of my house through a smartphone. * Setting on and off the Security Modes for Individual Cases (Away or Home). * Real time video surveillance detecting intruders and transmitting snapshot images. * Multiple functions such as notifying emergency situations and contacting the closest police station, security office or neighbors. [Product Composition] - IP Camera/SMART HUB/Door Sensor/Motion Detector/KEYPAD/Siren Light/Smoke Detector/SOS Button. - HUB registration management and share function. - Sensor registration management. - Security management of homes, small shops, and offices. - Snapshot images transmission and Real Time Image "live view" function. [Ray@Home is recommended for] - Home security for one person households. - Security and safety for private shops and shops in shopping complexes. - Checking the safety of parents who live alone. - Housebreaking-Situation warning notification services on smartphones for apartments, villas, studios, and detached or pastoral houses. - Security and late night intruder detection for school staff rooms, professor offices and ordinary offices. - Checking on pets with real time monitoring function.
오아 IoT
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오아는 '발명'이 아닌 '발견'을 하는 브랜드입니다. 제품이 아닌 생활 가치를 제공하며 소비자가 필요한 기능과 서비스를 찾아 담아내는 브랜드 입니다. 오아 IoT 앱으로 언제 어디서나 오아 제품의 상태를 알고 제어할 수 있습니다.
Screenshots
Verdict
The clearest difference is update cadence: 오아 IoT at every 3 weeks against Ray@Home's every 2 months. 오아 IoT also leads on iOS requirement (12.4 vs 15.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ray@Home ships an update every 2 months, 오아 IoT every 3 weeks. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.
| Parameter | Ray@Home | 오아 IoT |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 12.4 — better |
| Further details — not scored | ||
| Size | 106 MB | 50 MB |
| Age rating | 17+ | 4+ |
| Developer | HoseoTelnet | OA Co.,Ltd |
In-app purchases
Ray@Home
No in-app purchases
오아 IoT
No in-app purchases
