# CA DSP vs SixTen DSP Bluetooth Control

The clearest difference is rating: CA DSP at 5.0 against SixTen DSP Bluetooth Control's 2.4. CA DSP also leads on update cadence (every 6 weeks vs every 9 months) and iOS requirement (11.0 vs 15.0). SixTen DSP Bluetooth Control's advantage is ratings volume (16 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CA DSP holds the better App Store score, 5.0 against 2.4. That said, the two scores are not equally well evidenced: SixTen DSP Bluetooth Control has 16 ratings behind it against 1, so its average is the more settled of the two.

CA DSP ships an update every 6 weeks, SixTen DSP Bluetooth Control every 9 months. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | CA DSP | SixTen DSP Bluetooth Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ca-dsp/id1563340670/reviews)** | [2.4 (16 ratings)](https://appshunter.io/ios/app/sixten-dsp-bluetooth-control/id6743507284/reviews) |
| Number of ratings | 1 | **16** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Monetization | Free | Free |
| Size | 18 MB | 63 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [文栋 顾](https://appshunter.io/developer/1460789214) | [B2 AUDIO](https://appshunter.io/developer/1803253771) |

## What reviewers say

### CA DSP

[App page](https://appshunter.io/ios/app/ca-dsp/id1563340670)

This utility app provides comprehensive control over audio settings, including EQ, crossovers, and time alignment. Configure all adjustments and DSP functionality remotely via smartphone, tablet, or PC.

**Highlights:** EQ adjustments, Controllable crossover settings, Digital time alignment, Grouping functionality, Preset and custom memory

**Features:** macOS Compatibility

**In-app purchases:** none


### SixTen DSP Bluetooth Control

[App page](https://appshunter.io/ios/app/sixten-dsp-bluetooth-control/id6743507284)

Fine-tune your car audio system with advanced sound customization via Bluetooth. Adjust crossovers, EQ, gain, and more for a perfect listening experience.

**Highlights:** Precision Crossover Adjustments, 31-Band Parametric EQ, Gain Control, Limiters & Delays, Polarity & Phase Control, Independent Left/Right Routing, Real-Time Monitoring, Save & Recall Presets

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CA DSP free?

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

### Is SixTen DSP Bluetooth Control free?

SixTen DSP Bluetooth Control is free to download, with no in-app purchases.

### Which has better reviews, CA DSP or SixTen DSP Bluetooth Control?

CA DSP is rated higher. CA DSP averages 5.0 out of 5 from 1 ratings, while SixTen DSP Bluetooth Control averages 2.4 from 16 ratings.

### Do CA DSP or SixTen DSP Bluetooth Control have ads?

Neither CA DSP nor SixTen DSP Bluetooth Control shows ads.

### Which is updated more often, CA DSP or SixTen DSP Bluetooth Control?

CA DSP ships an update every 6 weeks, and SixTen DSP Bluetooth Control every 9 months. Most recently, CA DSP was updated on September 25, 2026 and SixTen DSP Bluetooth Control on October 4, 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.*