GPSP vs K8 DSP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GPSP
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After connecting App to Car Amplifier with Integrated DSP, EQ, BASS, TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save. Note： 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.
K8 DSP
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K8 DSP 是一款针对汽车DSP功放的音效处理无线蓝牙控制管理软件。
Screenshots
Verdict
The clearest difference is update cadence: K8 DSP at every 6 days against GPSP's every 2 months. GPSP's advantage is iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and device support 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.
GPSP ships an update every 2 months, K8 DSP every 6 days. Both last shipped on November 3, 2026.
| Parameter | GPSP | K8 DSP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 48 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 杏生 卢 | Guangzhou Coolpower Technology Co., Ltd. |
In-app purchases
GPSP
No in-app purchases
K8 DSP
No in-app purchases
