# Topsoil Calculator Pro vs Security Blink Detector

The clearest difference is price: Security Blink Detector at Free against Topsoil Calculator Pro's $1.99. Security Blink Detector also leads on update cadence (every 8 months vs every 38 months). Topsoil Calculator Pro's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Security Blink Detector is free to download; Topsoil Calculator Pro costs $1.99 up front. Security Blink Detector sells 6 in-app purchases, starting at $6.99 per 7 days. Topsoil Calculator Pro asks for nothing beyond the download.

Topsoil Calculator Pro ships an update every 38 months, Security Blink Detector every 8 months. The most recent releases landed on October 3, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Topsoil Calculator Pro | Security Blink Detector |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.5 (296 ratings)](https://appshunter.io/ios/app/security-blink-detector/id6503432969/reviews)** |
| Number of ratings | — | **296** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 8 months** |
| Monetization | — | Freemium |
| Size | 0 MB | 39 MB |
| Requires iOS | **14.2** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anna Filobok](https://appshunter.io/developer/1613515832) | [Security App LTD](https://appshunter.io/developer/1655677065) |

## What reviewers say

### Topsoil Calculator Pro

[App page](https://appshunter.io/ios/app/topsoil-calculator-pro/id1562837616)

**Features:** macOS Compatibility

**In-app purchases:** none


### Security Blink Detector

[App page](https://appshunter.io/ios/app/security-blink-detector/id6503432969)

This app helps you detect hidden electronic surveillance devices and cameras in your environment. It scans your Wi-Fi and Bluetooth networks, profiles devices, and offers tips for enhanced awareness. Unlock premium features with subscription plans.

**Highlights:** Wi-Fi network surveillance, Bluetooth device detection, Hidden camera scanning, Device profiling, Expert security tips, Ad-free premium mode

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Home Security Map Blink App rf | $6.99 | per 7 days |
| Scanner Detect Protection | $9.99 | per 7 days |
| Home Security Map Blink App rf | $14.99 | per month |
| Home Security Map Blink App rf | $15.99 | per month |
| Home Security Map Blink App rf | $83.99 | per year |
| #1 Hidden Camera Detector | $99.99 | per year |


## Frequently asked questions

### Is Topsoil Calculator Pro free?

Topsoil Calculator Pro costs $1.99, with no in-app purchases.

### Is Security Blink Detector free?

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

### Do Topsoil Calculator Pro or Security Blink Detector have ads?

Security Blink Detector shows ads; Topsoil Calculator Pro does not.

### Which is updated more often, Topsoil Calculator Pro or Security Blink Detector?

Topsoil Calculator Pro ships an update every 38 months, and Security Blink Detector every 8 months. Most recently, Topsoil Calculator Pro was updated on October 3, 2026 and Security Blink Detector on October 21, 2026.

---

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