# Nimmo vs Detector.

The clearest difference is in-app purchases: Nimmo at none against Detector.'s 2. Nimmo also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Detector. sells 2 in-app purchases, starting at $1.99 per month. Nimmo asks for nothing beyond the download.

Nimmo ships an update every 4 days, Detector. weekly. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Nimmo | Detector. |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 176 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adison Daniel Perez Caraballo](https://appshunter.io/developer/1630800269) | [Olga Ivanova](https://appshunter.io/developer/1733570435) |

## What reviewers say

### Nimmo

[App page](https://appshunter.io/ios/app/nimmo/id1634698230)

**In-app purchases:** none


### Detector.

[App page](https://appshunter.io/ios/app/detector/id6758643348)

This app uses your phone's sensors to scan for hidden signals, wireless activity, and environmental anomalies. It helps inspect spaces for suspicious devices and provides detailed reports for privacy and security analysis. Features include room mapping, risk assessment, and device diagnostics.

**Highlights:** Hidden signal scanning, Device analysis, Room mapping, Risk assessment, Detailed reporting, Environmental anomaly detection, Offline mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| detector_by_oliva_subscription | $1.99 | per month |
| detector_by_oliva_donation | $1.99 | one-time |


## Frequently asked questions

### Is Nimmo free?

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

### Is Detector. free?

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

### Do Nimmo or Detector. have ads?

Detector. shows ads; Nimmo does not.

### Which is updated more often, Nimmo or Detector.?

Nimmo ships an update every 4 days, and Detector. weekly. Most recently, Nimmo was updated on October 5, 2026 and Detector. on October 3, 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.*