# Open Source vs BlueSpy

The clearest difference is review sentiment: BlueSpy at 100% against Open Source's 50%. Open Source's advantage is in-app purchases (none vs 7) and update cadence (every 6 months vs every 17 months). On price, 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. Open Source asks for nothing beyond the download.

Open Source ships an update every 6 months, BlueSpy every 17 months. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Open Source | BlueSpy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/open-source/id883033675/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 17 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 849 MB |
| Requires iOS | **7.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emma Technologies, L.L.C.](https://appshunter.io/developer/452624928) | [Giuseppe Mazzilli](https://appshunter.io/developer/1593372985) |

## What reviewers say

### Open Source

[App page](https://appshunter.io/ios/app/open-source/id883033675)

This open-source application serves as a platform for developers to showcase and test innovative technologies. It allows for self-promotion of new features and provides a space to contribute and view demo projects.

**Highlights:** Developer showcase platform, Test new features, Promote homebrew technologies, View source code, Contribute demos

**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, Vision Pro support

**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 Open Source free?

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

### Is BlueSpy free?

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

### Do Open Source or BlueSpy have ads?

Neither Open Source nor BlueSpy shows ads.

### Which is updated more often, Open Source or BlueSpy?

Open Source ships an update every 6 months, and BlueSpy every 17 months. Most recently, Open Source was updated on October 5, 2026 and BlueSpy on October 11, 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.*