# Blaupunkt 1D DSP vs SixTen DSP Bluetooth Control

The clearest difference is update cadence: SixTen DSP Bluetooth Control at every 9 months against Blaupunkt 1D DSP's every 23 months. Blaupunkt 1D DSP's advantage is iOS requirement (11.0 vs 15.0). 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.

Blaupunkt 1D DSP ships an update every 23 months, SixTen DSP Bluetooth Control every 9 months. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Blaupunkt 1D DSP | SixTen DSP Bluetooth Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.4 (18 ratings)](https://appshunter.io/ios/app/sixten-dsp-bluetooth-control/id6743507284/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 9 months** |
| Monetization | — | Free |
| Size | 9 MB | 63 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Blapac Sdn Bhd](https://appshunter.io/developer/1267753574) | [B2 AUDIO](https://appshunter.io/developer/1803253771) |

## What reviewers say

### Blaupunkt 1D DSP

[App page](https://appshunter.io/ios/app/blaupunkt-1d-dsp/id6483253072)

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

**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 Blaupunkt 1D DSP free?

Blaupunkt 1D 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.

### Do Blaupunkt 1D DSP or SixTen DSP Bluetooth Control have ads?

Neither Blaupunkt 1D DSP nor SixTen DSP Bluetooth Control shows ads.

### Which is updated more often, Blaupunkt 1D DSP or SixTen DSP Bluetooth Control?

Blaupunkt 1D DSP ships an update every 23 months, and SixTen DSP Bluetooth Control every 9 months. Most recently, Blaupunkt 1D DSP was updated on October 25, 2026 and SixTen DSP Bluetooth Control on October 21, 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.*