CA AMP vs DS18 iDSP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CA AMP
This application provides comprehensive control and adjustments for amplifiers, including EQ, crossover settings, and digital time alignment. Manage all audio signal processing functions directly from your smartphone or tablet.
- Interactive audio signal processor
- EQ adjustments
- Controllable crossover (6/12/24/48 dB)
- Digital time alignment
- Grouping functionality
- Preset and custom settings memory
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CA-AMP APP is used to tune amplifiers with built-in interactive audio signal processor. 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 configured via Smartphone, Tablet or PC with the CA-AMP App installed.
DS18 iDSP
Control specific digital sound processor models with a user-friendly interface. Adjust audio settings like routing, gain, crossover, and equalization in real-time. Includes a demo mode for learning and battery/limiter monitoring.
- Channel Routing
- Gain Control (General & Channel)
- Crossover Settings
- Limiter & Equalizer Adjustments
- Time Alignment
- Configurable Memories
- Battery & Limiter Monitoring
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This application is designed to control only these DSP models: i48DSP, i26DSP and i24DSP. Now with a simple and intuitive interface you can manage your sound system completely using the following settings: • Channels Routing • General Gain • Channels Gain • Crossover • Limiter • Input Equalizer • Output Equalizer • Phase Selector • Time Alignment • Configurable Memories • Battery Monitoring • Limiter Monitoring Through a didactic and intuitive interface, it is possible do all the DSP configurations from this App using a smartphone or tablet, making easier the system adjustments, it can be done from your audio system in real time and there is a demo mode for the people who don't have some experience with this yet and can learn how it works.
Screenshots
Verdict
The clearest difference is rating: CA AMP at 4.0 against DS18 iDSP's 1.0. CA AMP also leads on update cadence (every 2 months vs every 6 months) and ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model 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 AMP holds the better App Store score, 4.0 against 1.0. That said, the two scores are not equally well evidenced: CA AMP has 6 ratings behind it against 1, so its average is the more settled of the two.
CA AMP ships an update every 2 months, DS18 iDSP every 6 months. The most recent releases landed on October 17, 2026 and October 20, 2026 respectively.
| Parameter | CA AMP | DS18 iDSP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (6 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.2 |
| Further details — not scored | ||
| Size | 20 MB | 59 MB |
| Age rating | 4+ | 17+ |
| Developer | 文栋 顾 | SPIRIT LLC |
In-app purchases
CA AMP
No in-app purchases
DS18 iDSP
No in-app purchases
