ZP 8.4AMP vs PCADSP
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ZP 8.4AMP
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ZP 8.4 AMP The ZP 8.4 AMP app allows the user to full control their ZEVOX ZP 8.4 AMP at the Setting section to contour audio system to fit your tastes with the ability to apply crossovers, 31 bands of parametric/graphic EQ independent per channel, delay, assignable inputs/outputs, USB audio player and even stream music, The ZP 8.4 AMP is the right path to make great sound in your car.
PCADSP
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The PCADSP App brings you a more perfect tuning experience, making your music richer, clearer and more dynamic. Remotely control your DSP tuner. Simple and easy-to-use standard user mode. Full-featured tuner mode.
Screenshots
Verdict
The clearest difference is update cadence: PCADSP at every 3 months against ZP 8.4AMP's every 17 months. ZP 8.4AMP's advantage is iOS requirement (9.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ZP 8.4AMP ships an update every 17 months, PCADSP every 3 months. The most recent releases landed on September 8, 2026 and June 10, 2026 respectively.
| Parameter | ZP 8.4AMP | PCADSP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 17 months | Every 3 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 9.0 β better | 14.0 |
| Further details β not scored | ||
| Size | 2 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Maslim Djanuanto | Saga Audio Equipment Co., Ltd. |
In-app purchases
ZP 8.4AMP
No in-app purchases
PCADSP
No in-app purchases





