# Sentinel by Ladris vs Hillsborough CA Mobile App

The clearest difference is update cadence: Sentinel by Ladris at every 2 weeks against Hillsborough CA Mobile App's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sentinel by Ladris ships an update every 2 weeks, Hillsborough CA Mobile App every 6 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sentinel by Ladris | Hillsborough CA Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/sentinel-by-ladris/id6746508148/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 74 MB | 33 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ladris](https://appshunter.io/developer/1817212625) | [Town of Hillsborough, California](https://appshunter.io/developer/1826869146) |

## What reviewers say

### Sentinel by Ladris

[App page](https://appshunter.io/ios/app/sentinel-by-ladris/id6746508148)

Understand your risk level and stay prepared for emergencies in important locations. Get actionable information on hazards like fire, flood, and heat, with location-aware alerts and evacuation readiness scores. Developed with public safety experts.

**Highlights:** Risk scores for multiple locations, Active zone alerts (evacuations, warnings), Location-aware push notifications, Evacuation readiness scoring, Hazard risk breakdown, Dynamic advisories from authorities, No account required

**In-app purchases:** none


### Hillsborough CA Mobile App

[App page](https://appshunter.io/ios/app/hillsborough-ca-mobile-app/id6748659708)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sentinel by Ladris free?

Sentinel by Ladris is free to download, with no in-app purchases.

### Is Hillsborough CA Mobile App free?

Hillsborough CA Mobile App is free to download, with no in-app purchases.

### Do Sentinel by Ladris or Hillsborough CA Mobile App have ads?

Neither Sentinel by Ladris nor Hillsborough CA Mobile App shows ads.

### Which is updated more often, Sentinel by Ladris or Hillsborough CA Mobile App?

Sentinel by Ladris ships an update every 2 weeks, and Hillsborough CA Mobile App every 6 months. Most recently, Sentinel by Ladris was updated on October 24, 2026 and Hillsborough CA Mobile App on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*