# Speaker Fix vs DMM Link

The clearest difference is in-app purchases: DMM Link at none against Speaker Fix's 4. DMM Link also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Speaker Fix sells 4 in-app purchases, starting at $4.99 per 7 days. DMM Link asks for nothing beyond the download.

## The numbers

| Metric | Speaker Fix | DMM Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (12 ratings)](https://appshunter.io/ios/app/speaker-fix/id6498861898/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 21 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Valeriu Moiseev](https://appshunter.io/developer/1812936836) | [Rishabh Instruments Limited](https://appshunter.io/developer/1667090272) |

## What reviewers say

### Speaker Fix

[App page](https://appshunter.io/ios/app/speaker-fix/id6498861898)

Test your device's stereo balance and speaker performance across various frequencies. Measure current noise levels in decibels and hertz. Offers a premium upgrade for unlimited testing and an ad-free experience.

**Highlights:** Stereo balance testing, Frequency performance check, Left/right speaker differentiation, Noise level measurement, Sound level meter (dB & Hz), Premium ad-free experience

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $9.99 | per year |
| Yearly | $24.99 | per year |
| Lifetime Premium | $9.99 | one-time |


### DMM Link

[App page](https://appshunter.io/ios/app/dmm-link/id6778929169)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speaker Fix free?

Speaker Fix is free to download, with in-app purchases available.

### Is DMM Link free?

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

### Do Speaker Fix or DMM Link have ads?

Speaker Fix shows ads; DMM Link does not.

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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.*