# DicksonOne vs Sentinel 3.0

The clearest difference is update cadence: Sentinel 3.0 at monthly against DicksonOne's every 4 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.

DicksonOne ships an update every 4 months, Sentinel 3.0 monthly. The most recent releases landed on October 11, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DicksonOne | Sentinel 3.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dicksonone/id687799265/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | — |
| Size | 9 MB | 47 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dickson / Unigage, Inc.](https://appshunter.io/developer/687799268) | [Aginova Sarl](https://appshunter.io/developer/434212882) |

## What reviewers say

### DicksonOne

[App page](https://appshunter.io/ios/app/dicksonone/id687799265)

Monitor environmental conditions 24/7 from any location using cloud-based technology. Receive real-time alerts and historical data, and record actions taken to resolve issues. Access your data from any device for comprehensive environmental oversight.

**Highlights:** 24/7 environmental monitoring, Cloud-based data access, Real-time alerts, Historical data viewing, Alert commenting and resolution logging, Multi-device support

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentinel 3.0

[App page](https://appshunter.io/ios/app/sentinel-30/id6754856505)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DicksonOne free?

DicksonOne is free to download, with no in-app purchases.

### Is Sentinel 3.0 free?

Sentinel 3.0 is free to download, with no in-app purchases.

### Do DicksonOne or Sentinel 3.0 have ads?

Neither DicksonOne nor Sentinel 3.0 shows ads.

### Which is updated more often, DicksonOne or Sentinel 3.0?

DicksonOne ships an update every 4 months, and Sentinel 3.0 monthly. Most recently, DicksonOne was updated on October 11, 2026 and Sentinel 3.0 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.*