水神 vs Nautic Alert
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
水神
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Web水神サービスをiPhoneから利用する為のアプリです。 上下水道、消融雪施設、農業用水施設等の水管理をiPhoneから行う為のアプリケーションです。 既にパソコン等で弊社水神サービスをご利用の場合であっても、本アプリをご利用頂くには別途事前の申請が必要です。 詳しくは営業担当者までお気軽にお問い合わせください。
Nautic Alert
Monitor and manage your boat or fleet with real-time tracking, security, and communication. Receive instant notifications for events via text, email, or voice calls. Integrates with standard security sensors and relays for comprehensive control.
- Real-time boat and fleet tracking
- 2-way communication (cellular/satellite)
- Security sensor integration
- Device control and management
- Push notifications for events
- Global reach
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Boat and Fleet Tracking, Security, Monitoring and Communication on one Platform. Keep in touch with your boat or fleet with the Nautic Alert mobile app using 2-way real-time communication across cellular and satellite networks for a global reach. Built to operate with all Nautic Alert products and standard market security sensors and relays to control and manage devices. Provides on demand real-time information and enables push notifications from your boat or fleet to your mobile devices. Event notifications can be received via text, email, and voice calls.
Screenshots
Verdict
The clearest difference is update cadence: Nautic Alert at fortnightly against 水神's every 2 months. Nautic Alert also leads on device support (3 vs 1) and iOS requirement (12.2 vs 16.6). On price, 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.
水神 ships an update every 2 months, Nautic Alert fortnightly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | 水神 | Nautic Alert |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 12.2 — better |
| Further details — not scored | ||
| Size | 12 MB | 107 MB |
| Age rating | 4+ | 4+ |
| Developer | Komatsuelectric Industry Co.,Ltd. | Market Spectrum, Inc |
In-app purchases
水神
No in-app purchases
Nautic Alert
No in-app purchases






