# DSP 1.8 RC vs CA DSP

The clearest difference is rating: CA DSP at 5.0 against DSP 1.8 RC's 1.0. CA DSP also leads on update cadence (every 6 weeks vs every 39 months). On price, ratings volume, ads and in-app purchases 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 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

DSP 1.8 RC ships an update every 39 months, CA DSP every 6 weeks. The most recent releases landed on September 18, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | DSP 1.8 RC | CA DSP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/dsp-18-rc/id1284821199/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ca-dsp/id1563340670/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 27 MB | 18 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Rainbow Audio GmbH](https://appshunter.io/developer/1284821198) | [文栋 顾](https://appshunter.io/developer/1460789214) |

## What reviewers say

### DSP 1.8 RC

[App page](https://appshunter.io/ios/app/dsp-18-rc/id1284821199)

Control your audio system remotely via WiFi. Stream audio directly to your device. Requires a specific WiFi module accessory.

**Highlights:** Remote control via WiFi, Audio streaming over WiFi, Basic function control, Requires WiFi module accessory

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DSP 1.8 RC free?

DSP 1.8 RC is free to download, with no in-app purchases.

### Is CA DSP free?

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

### Which has better reviews, DSP 1.8 RC or CA DSP?

CA DSP is rated higher. DSP 1.8 RC averages 1.0 out of 5 from 1 ratings, while CA DSP averages 5.0 from 1 ratings.

### Do DSP 1.8 RC or CA DSP have ads?

Neither DSP 1.8 RC nor CA DSP shows ads.

### Which is updated more often, DSP 1.8 RC or CA DSP?

DSP 1.8 RC ships an update every 39 months, and CA DSP every 6 weeks. Most recently, DSP 1.8 RC was updated on September 18, 2026 and CA DSP on July 7, 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.*