Comparison

GPSP vs CarDSP调音助手

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GPSP

Features
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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.

About

CarDSP调音助手

Features
Read full description

汽车音响DSP调音助手”是一款专为汽车音响爱好者和专业调音师打造的高精度测量工具。无需昂贵的外部设备,利用手机麦克风(或外接麦克风)即可完成专业的声场校准。(不只限于汽车音响. 家庭,商用音响只要有可调节延时,相位的DSP就可用) 核心功能: 毫秒级延时对齐:采用高精度音频算法,自动识别声音到达时间。帮您快速定位每一个喇叭的物理距离偏差。 精准相位衔接:解决喇叭相位抵消/声音杂乱/轰头等问题: 低音衔接:解决低音炮与前门中低音喇叭的脱节,让低音准确打在仪表台。 声场定位衔接:主动系统 高音,中音与中低音的不同定位点的相位衔接,可轻松调节声场大小,位置,解决人声远近。 直观视觉引导:内置 汽车模型视图,实时显示每个喇叭的状态,并通过相位线合并视觉化展示衔接成功状态。 为什么选择我们? 传统的“尺子量”或“耳朵听”难以解决分频器带来的电相位角度差。本 App 结合了专业的音频技术,让复杂的相位调优变得简单直观,即便是调音新手也能通过引导完成专业的系统校准。

Screenshots

GPSP3 screens
CarDSP调音助手4 screens

Verdict

The call

The clearest difference is in-app purchases: GPSP at none against CarDSP调音助手's 4. GPSP also leads on iOS requirement (9.0 vs 12.0). CarDSP调音助手's advantage is update cadence (every 2 days vs every 2 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. CarDSP调音助手 sells 4 one-off in-app purchases. GPSP asks for nothing beyond the download.

UpkeepUpdate frequency

GPSP ships an update every 2 months, CarDSP调音助手 every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 3 level
GPSP versus CarDSP调音助手: the parameters behind the verdict, then further details
ParameterGPSPCarDSP调音助手
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better12.0
Further details — not scored
Size48 MB27 MB
Age rating4+4+
Developer杏生 卢小慧 罗

In-app purchases

None

GPSP

No in-app purchases

4 purchases

CarDSP调音助手

One-time4
  • 开通1天(24小时)$0.99
  • 开通7天$3.99
  • 开通30天$9.99
Show 1 more
  • 开通1年$39.99

Questions

Is GPSP free?
GPSP is free to download, with no in-app purchases.
Is CarDSP调音助手 free?
CarDSP调音助手 is free to download, with in-app purchases available.
Do GPSP or CarDSP调音助手 have ads?
Neither GPSP nor CarDSP调音助手 shows ads.
Which is updated more often, GPSP or CarDSP调音助手?
GPSP ships an update every 2 months, and CarDSP调音助手 every 2 days. Most recently, GPSP was updated on November 3, 2026 and CarDSP调音助手 on October 31, 2026.

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