# Restay vs Wavelet Equalizer FX

The clearest difference is in-app purchases: Restay at none against Wavelet Equalizer FX's 3. Restay also leads on iOS requirement (14.0 vs 17.1). Wavelet Equalizer FX's advantage is update cadence (every 3 days vs every 3 months). On price, ads and device support 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. Restay asks for nothing beyond the download.

Restay ships an update every 3 months, Wavelet Equalizer FX every 3 days. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Restay | Wavelet Equalizer FX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (12 ratings)](https://appshunter.io/ios/app/wavelet-equalizer-fx-autoeq/id6784488447/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 57 MB | 15 MB |
| Requires iOS | **14.0** | 17.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Purple Stack Ventures Private Limited](https://appshunter.io/developer/1621831858) | [Nguyen Tra My Le](https://appshunter.io/developer/6780785826) |

## What reviewers say

### Restay

[App page](https://appshunter.io/ios/app/restay/id6752371951)

**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 Restay free?

Restay 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.

### Do Restay or Wavelet Equalizer FX have ads?

Neither Restay nor Wavelet Equalizer FX shows ads.

### Which is updated more often, Restay or Wavelet Equalizer FX?

Restay ships an update every 3 months, and Wavelet Equalizer FX every 3 days. Most recently, Restay was updated on October 4, 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.*