# Sonic Wave vs Untethered

The clearest difference is in-app purchases: Untethered at none against Sonic Wave's 2. Sonic Wave's advantage is iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Sonic Wave sells 2 in-app purchases, starting at $6.99 per 7 days. Untethered asks for nothing beyond the download.

## The numbers

| Metric | Sonic Wave | Untethered |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (28 ratings)](https://appshunter.io/ios/app/sonic-wave-speaker-test/id6449284521/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [佳伟 薛](https://appshunter.io/developer/1628251392) | [ROBERT ANDREW KLEINMAN](https://appshunter.io/developer/1862914271) |

## What reviewers say

### Sonic Wave

[App page](https://appshunter.io/ios/app/sonic-wave-speaker-test/id6449284521)

Test your device's speakers by adjusting tone frequency and choosing clean sounds. Measure decibels and hertz with a single click. Offers weekly and monthly subscription options for full access.

**Highlights:** Speaker tone adjustment, Clean sound selection, Decibel and Hertz measurement, Stereo testing, Frequency control

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sonic Wave Subscription Week | $6.99 | per 7 days |
| Sonic Wave Subscription Month | $12.99 | per month |


### Untethered

[App page](https://appshunter.io/ios/app/untethered/id6760226165)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sonic Wave free?

Sonic Wave is free to download, with in-app purchases available.

### Is Untethered free?

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

### Do Sonic Wave or Untethered have ads?

Neither Sonic Wave nor Untethered 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.*