# Blue Sentinel — Personnel Safety System

> Personnel Safety System (iPhone/iPad app by LF-Designs, LLC.)

- Source: https://appshunter.io/ios/app/blue-sentinel/id6746699627 (this page in markdown: same URL + `.md`)
- Developer: [LF-Designs, LLC](https://appshunter.io/developer/1534116922)
- Category: Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 18.0 · 2 MB
- Languages: English
- Released: 2025-06-03
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/blue-sentinel/id6746699627/reviews.md

## What is Blue Sentinel?

Blue Sentinel is a real-time Personnel Safety System designed to enhance safety during field operations, especially in high-risk environments. It continuously monitors heart rate and GPS location within a defined geofence, triggering immediate alerts for critical events such as elevated heart rate or movement beyond set boundaries. Blue Sentinel enables swift emergency response and keeps supervisors informed and ready to act in mission-critical situations, making it ideal for field teams.


## Version history (last 1 release)

### 1.0 — 2025-06-03

No release notes.

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## More apps by LF-Designs, LLC

- [Always Scheduled](https://appshunter.io/ios/app/always-scheduled/id1575075099)
- [PIN Field Ops](https://appshunter.io/ios/app/pin-field-ops/id6748205231)

All apps by LF-Designs, LLC: https://appshunter.io/developer/1534116922

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*