# Bluetooth Toolkit vs CA PRO DSP

The clearest difference is update cadence: CA PRO DSP at every 3 months against Bluetooth Toolkit's every 10 months. Bluetooth Toolkit's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bluetooth Toolkit ships an update every 10 months, CA PRO DSP every 3 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Bluetooth Toolkit | CA PRO DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Size | 19 MB | 3 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DaWei Chou](https://appshunter.io/developer/979936610) | [文胜 周](https://appshunter.io/developer/1247796141) |

## What reviewers say

### Bluetooth Toolkit

[App page](https://appshunter.io/ios/app/bluetooth-toolkit/id6742171850)

**Features:** macOS Compatibility

**In-app purchases:** none


### CA PRO DSP

[App page](https://appshunter.io/ios/app/ca-pro-dsp/id6755802167)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth Toolkit free?

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

### Is CA PRO DSP free?

CA PRO DSP is free to download, with no in-app purchases.

### Do Bluetooth Toolkit or CA PRO DSP have ads?

Neither Bluetooth Toolkit nor CA PRO DSP shows ads.

### Which is updated more often, Bluetooth Toolkit or CA PRO DSP?

Bluetooth Toolkit ships an update every 10 months, and CA PRO DSP every 3 months. Most recently, Bluetooth Toolkit was updated on October 25, 2026 and CA PRO DSP on October 28, 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.*