# Spy Detectors vs BlueSpy

The clearest difference is in-app purchases: Spy Detectors at none against BlueSpy's 7. Spy Detectors also leads on iOS requirement (9.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BlueSpy sells 7 in-app purchases, starting at $0.99 per month. Spy Detectors asks for nothing beyond the download.

Spy Detectors ships an update every 3 weeks, BlueSpy fortnightly. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Spy Detectors | BlueSpy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 4 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Huizhi Weiye Technology Co., Ltd.](https://appshunter.io/developer/1067804308) | [Giuseppe Mazzilli](https://appshunter.io/developer/1593372985) |

## What reviewers say

### Spy Detectors

[App page](https://appshunter.io/ios/app/spy-detectors/id6447462393)

**Features:** macOS Compatibility

**In-app purchases:** none


### BlueSpy

[App page](https://appshunter.io/ios/app/bluespy/id6451215731)

This tool allows you to inspect, read, and write data with Bluetooth Low Energy devices. Explore device capabilities, analyze behavior, and understand security levels through real-time scanning and interactive features.

**Highlights:** Scan nearby BLE devices in real-time, Sort and filter peripherals, Identify device types and models, Read and write peripheral data, Explore communication logs, Configure custom settings

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bronze Membership | $0.99 | per month |
| Gold Membership | $3.99 | per month |
| Platinum Membership | $4.99 | per month |
| Characteristic Write Feature | $0.99 | one-time |
| 1-Year Subscription | $3.99 | one-time |
| 2-Year Subscription | $6.99 | one-time |
| 3-Year Subscription | $8.99 | one-time |


## Frequently asked questions

### Is Spy Detectors free?

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

### Is BlueSpy free?

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

### Do Spy Detectors or BlueSpy have ads?

Neither Spy Detectors nor BlueSpy shows ads.

### Which is updated more often, Spy Detectors or BlueSpy?

Spy Detectors ships an update every 3 weeks, and BlueSpy fortnightly. Most recently, Spy Detectors was updated on September 10, 2026 and BlueSpy on September 8, 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.*