# Sentinel vs Expat Tools

The clearest difference is in-app purchases: Expat Tools at none against Sentinel's 2. Sentinel's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Sentinel sells 2 in-app purchases, starting at $24.99 per month. Expat Tools asks for nothing beyond the download.

## The numbers

| Metric | Sentinel | Expat Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/sentinel-field-intelligence/id6761101801/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 26 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Eija Huttunen](https://appshunter.io/developer/1887793867) | [Eric Harding](https://appshunter.io/developer/1890911242) |

## What reviewers say

### Sentinel

[App page](https://appshunter.io/ios/app/sentinel-field-intelligence/id6761101801)

An AI-assisted platform for investigators and security professionals to gather intelligence before making contact. It automates checks against official lists and public sources, providing detailed analysis and reporting.

**Highlights:** AI-assisted intelligence analysis, Automated checks against 19 official lists, 150+ public source research, Field mapping with case pins, Image forensics and metadata analysis, Vehicle VIN decoding and recall checks, Professional PDF reporting with branding

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sentinel Essential | $24.99 | per month |
| Sentinel Pro | $59.99 | per month |


### Expat Tools

[App page](https://appshunter.io/ios/app/expat-tools-convert/id6818629404)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentinel free?

Sentinel is free to download, with in-app purchases available.

### Is Expat Tools free?

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

### Do Sentinel or Expat Tools have ads?

Neither Sentinel nor Expat Tools shows ads.

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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.*