# 攻略秘籍For神秘海域4 vs SonarRoom Audio Analysis Tool

The clearest difference is in-app purchases: 攻略秘籍For神秘海域4 at none against SonarRoom Audio Analysis Tool's 2. 攻略秘籍For神秘海域4 also leads on iOS requirement (8.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. SonarRoom Audio Analysis Tool sells 2 in-app purchases, starting at $9.99 per month. 攻略秘籍For神秘海域4 asks for nothing beyond the download.

## The numbers

| Metric | 攻略秘籍For神秘海域4 | SonarRoom Audio Analysis Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/sonarroom-audio-analysis-tool/id6760871363/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Free |
| Size | 25 MB | 8 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [金泽 斯](https://appshunter.io/developer/947199484) | [Craig Cowden](https://appshunter.io/developer/1717068781) |

## What reviewers say

### 攻略秘籍For神秘海域4

[App page](https://appshunter.io/ios/app/for4/id1121551896)

**Features:** macOS Compatibility

**In-app purchases:** none


### SonarRoom Audio Analysis Tool

[App page](https://appshunter.io/ios/app/sonarroom-audio-analysis-tool/id6760871363)

Visualize your room's sound quality in 3D with this acoustics analyzer. It identifies audio issues like bass nulls and echoes, then provides simple, actionable advice to improve your listening or mixing environment. No special equipment is needed.

**Highlights:** 3D acoustic heatmap of sound quality, Plain-English recommendations for fixes, Full walk-around room measurement, Detects standing waves and bass nulls, Sweet spot finder for optimal listening, On-device audio processing for privacy

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $9.99 | per month |
| Single Result Unlock | $4.99 | one-time |


## Frequently asked questions

### Is 攻略秘籍For神秘海域4 free?

攻略秘籍For神秘海域4 is free to download, with no in-app purchases.

### Is SonarRoom Audio Analysis Tool free?

SonarRoom Audio Analysis Tool is free to download, with in-app purchases available.

### Do 攻略秘籍For神秘海域4 or SonarRoom Audio Analysis Tool have ads?

Neither 攻略秘籍For神秘海域4 nor SonarRoom Audio Analysis Tool 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.*