# Sentry BD

> Sentry BD (iPhone/iPad app by Fronuse Co., Ltd.)

- Source: https://appshunter.io/ios/app/sentry-bd/id6450871060 (this page in markdown: same URL + `.md`)
- Developer: [Fronuse Co., Ltd](https://appshunter.io/developer/1660503827)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 53 MB
- Languages: American English
- Released: 2023-07-10
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/sentry-bd/id6450871060/reviews.md

## What is Sentry BD?

An online based gas leak detection device. In the event of a gas leak that is more dangerous than expected, the Sentry device will immediately raise an alarm. It can identify gas leaks in both lines and cylinders. Users of the smartphone app will receive immediate notification. The variation in gas levels can be observed in addition to seeing all previous data.


## Version history (last 5 releases)

### 0.0.9 — 2026-01-19

Bug fixes and improvements

### 0.0.8 — 2025-10-09

What’s New:

1. Reliable logout and cache clearing, even if errors occur
2. Fixed device card overflow and aspect ratio issues
3. Improved device data display on small screens; "No Data" now shows as "N/A"
4. Motor cards are now spaced evenly and adapt to all screen sizes
5. Fixed tank height/capacity setting in S1P1 mode

### 0.0.7 — 2025-05-23

Changes:
1. User can now add stellar water sensors and monitor them
2. Settings Page is now redesigned
3. Bug Fixes & Improvements

### 0.0.3 — 2023-09-23

Bug Fix & Improvements:
1. Can't access device settings for shared device
2. Leaving the history screen before data completes loading results in an error
3. Delete device sometimes crashes the app
4. Sometimes added device doesn't show up in the device list

### 0.0.2 — 2023-07-12

Fixed a bug where:
- Users sometimes would not receive notifications

## Apps similar to Sentry BD

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Halogen Sensor Mobile](https://appshunter.io/ios/app/halogen-sensor-mobile/id6504582538) | — | Free | Utilities |
| [Power Monitoring Solutions](https://appshunter.io/ios/app/power-monitoring-solutions/id6736953237) | — | Free | Utilities |
| [Surge Alert IoT](https://appshunter.io/ios/app/surge-alert-iot/id1523880999) | 5.0 (1) | Free | Utilities |
| [Wynd Sentry](https://appshunter.io/ios/app/wynd-sentry/id1638515401) | 4.0 (23) | Free | Utilities |
| [Vizzy.Site](https://appshunter.io/ios/app/vizzysite/id1593013794) | — | Free | Utilities |
| [Sentry by RF Code](https://appshunter.io/ios/app/sentry-by-rf-code/id1645683076) | 5.0 (3) | Free | Utilities |

## More apps by Fronuse Co., Ltd

- [Motorsheba](https://appshunter.io/ios/app/motorsheba/id1660503705)
- [Daisen ERP](https://appshunter.io/ios/app/daisen-erp/id6463130021)
- [Stellar HRM](https://appshunter.io/ios/app/stellar-hrm/id6502859930)
- [Jabeda](https://appshunter.io/ios/app/jabeda/id6751259526)

All apps by Fronuse Co., Ltd: https://appshunter.io/developer/1660503827

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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 2026-05-18.*