# Sound Amplifier + vs Wavelet Equalizer FX

The clearest difference is rating: Sound Amplifier + at 3.8 against Wavelet Equalizer FX's 2.3. Sound Amplifier + also leads on in-app purchases (none vs 3). Wavelet Equalizer FX's advantage is ads (none vs shown). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Wavelet Equalizer FX sells 3 in-app purchases, starting at $8.99 per 7 days. Sound Amplifier + asks for nothing beyond the download.

Sound Amplifier + holds the better App Store score, 3.8 against 2.3. Both are backed by a comparable volume of ratings — 15 and 12 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Sound Amplifier + ships an update every 4 days, Wavelet Equalizer FX every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Sound Amplifier + | Wavelet Equalizer FX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (15 ratings)](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208/reviews)** | [2.3 (12 ratings)](https://appshunter.io/ios/app/wavelet-equalizer-fx-autoeq/id6784488447/reviews) |
| Number of ratings | **15** | 12 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 61 MB | 15 MB |
| Requires iOS | **16.4** | 17.1 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [heekyung moon](https://appshunter.io/developer/6779193748) | [Nguyen Tra My Le](https://appshunter.io/developer/6780785826) |

## What reviewers say

### Sound Amplifier +

[App page](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208)

Enhance your hearing in everyday situations. This tool uses your phone's microphone to amplify nearby sounds and deliver them to your earphones in real time. Adjust sound with an equalizer, reduce background noise, and protect your hearing with a volume limiter.

**Highlights:** Live audio amplification, 3-band equalizer with presets, Speech boost and noise reduction, Left/right balance control, Safe-volume limiter, Offline functionality

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

**In-app purchases:** none


### Wavelet Equalizer FX

[App page](https://appshunter.io/ios/app/wavelet-equalizer-fx-autoeq/id6784488447)

This app offers a powerful music player with a multi-band equalizer to customize your audio experience. Adjust bass, treble, and pitch with custom presets or fine-tune every frequency. It also includes a live visualizer, tuner, metronome, and tone generator.

**Highlights:** Multi-band graphic equalizer, Customizable presets, Bass, treble, gain, and pitch controls, Real-time audio visualizer, Chromatic tuner, Metronome, Reference tone generator

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Membership Weekly | $8.99 | per 7 days |
| Premium Membership Monthly | $19.99 | per month |
| Premium Membership Yearly | $49.99 | per year |


## Frequently asked questions

### Is Sound Amplifier + free?

Sound Amplifier + is free to download, with no in-app purchases.

### Is Wavelet Equalizer FX free?

Wavelet Equalizer FX is free to download, with in-app purchases available.

### Which has better reviews, Sound Amplifier + or Wavelet Equalizer FX?

Sound Amplifier + is rated higher. Sound Amplifier + averages 3.8 out of 5 from 15 ratings, while Wavelet Equalizer FX averages 2.3 from 12 ratings.

### Do Sound Amplifier + or Wavelet Equalizer FX have ads?

Sound Amplifier + shows ads; Wavelet Equalizer FX does not.

### Which is updated more often, Sound Amplifier + or Wavelet Equalizer FX?

Sound Amplifier + ships an update every 4 days, and Wavelet Equalizer FX every 3 days. Most recently, Sound Amplifier + was updated on October 24, 2026 and Wavelet Equalizer FX on October 24, 2026.

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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.*