# EM Manager vs Sentinel DNA

The clearest difference is review sentiment: EM Manager at 20% against Sentinel DNA's 0%. Sentinel DNA's advantage is iOS requirement (12.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

EM Manager ships an update every 2 months, Sentinel DNA monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | EM Manager | Sentinel DNA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.1 (7 ratings)](https://appshunter.io/ios/app/sentinel-dna/id1493351872/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 71 MB | 23 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Attenti Group](https://appshunter.io/developer/1351404812) | [Sentinel Offender Services LLC](https://appshunter.io/developer/1491225869) |

## What reviewers say

### EM Manager

[App page](https://appshunter.io/ios/app/em-manager/id1351404813)

This mobile application enables users to perform essential electronic monitoring functions. It leverages over 25 years of industry experience to provide continuous innovation in mobile monitoring. Access is available through Wi-Fi or cellular networks.

**Highlights:** Essential monitoring functions, Wi-Fi and cellular access, Continuous innovation, 25+ years of experience

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Sentinel DNA

[App page](https://appshunter.io/ios/app/sentinel-dna/id1493351872)

This app provides field officers with instant access to critical participant information, including court orders, historical records, and equipment assignments, directly from their smartphones. It ensures essential data is available anytime, anywhere for efficient mission operations.

**Highlights:** Access court ordered requirements, View historical records, Check assigned equipment, Mission critical information, Anytime, anywhere access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EM Manager free?

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

### Is Sentinel DNA free?

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

### Do EM Manager or Sentinel DNA have ads?

Neither EM Manager nor Sentinel DNA shows ads.

### Which is updated more often, EM Manager or Sentinel DNA?

EM Manager ships an update every 2 months, and Sentinel DNA monthly. Most recently, EM Manager was updated on October 24, 2026 and Sentinel DNA on October 26, 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.*