DSP 1.8 RC vs CA DSP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DSP 1.8 RC
Control your audio system remotely via WiFi. Stream audio directly to your device. Requires a specific WiFi module accessory.
- Remote control via WiFi
- Audio streaming over WiFi
- Basic function control
- Requires WiFi module accessory
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DSP 1.8 RC: remote control software for Rainbow Audio DSP 1.8 with WiFi module. Enables the basic functions of the Rainbow Audio DSP 1.8 via WiFi as well as audio streaming over WiFi. The WiFi module (accessory) is required to work with the app.
CA DSP
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.
- EQ adjustments
- Controllable crossover settings
- Digital time alignment
- Grouping functionality
- Preset and custom memory
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It offers complete control and adjustments, such as EQ, 6/12/24/48 dB controllable crossover, digital time alignment, grouping, preset and custom settings memory. The versatility is endless. All adjustments and DSP functionality are configureed via smartphone, tablet or PC with CA-DSP APP installed.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | DSP 1.8 RC | CA DSP |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 39 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 27 MB | 18 MB |
| Age rating | 4+ | 12+ |
| Developer | Rainbow Audio GmbH | 文栋 顾 |
Customer experience
DSP 1.8 RC
CA DSP
In-app purchases
DSP 1.8 RC
No in-app purchases
CA DSP
No in-app purchases
