# CarDSP调音助手 vs DSP4804

The clearest difference is in-app purchases: DSP4804 at none against CarDSP调音助手's 4. CarDSP调音助手's advantage is iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. CarDSP调音助手 sells 4 one-off in-app purchases. DSP4804 asks for nothing beyond the download.

## The numbers

| Metric | CarDSP调音助手 | DSP4804 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 27 MB | 4 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [小慧 罗](https://appshunter.io/developer/1806960019) | [明武 伍](https://appshunter.io/developer/1622511470) |

## What reviewers say

### CarDSP调音助手

[App page](https://appshunter.io/ios/app/cardsp/id6768007393)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开通1天(24小时) | $0.99 | one-time |
| 开通7天 | $3.99 | one-time |
| 开通30天 | $9.99 | one-time |
| 开通1年 | $39.99 | one-time |


### DSP4804

[App page](https://appshunter.io/ios/app/dsp4804/id6781087615)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CarDSP调音助手 free?

CarDSP调音助手 is free to download, with in-app purchases available.

### Is DSP4804 free?

DSP4804 is free to download, with no in-app purchases.

### Do CarDSP调音助手 or DSP4804 have ads?

Neither CarDSP调音助手 nor DSP4804 shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*