# Resonator Audio Unit vs SimplyPhaser

The clearest difference is rating: Resonator Audio Unit at 5.0 against SimplyPhaser's 3.0. Resonator Audio Unit also leads on ratings volume (3 vs 1) and iOS requirement (10 vs 16.4). SimplyPhaser's advantage is update cadence (every 3 weeks vs every 38 months) and price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Resonator Audio Unit costs $2.99 and SimplyPhaser $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Resonator Audio Unit holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Resonator Audio Unit ships an update every 38 months, SimplyPhaser every 3 weeks. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Resonator Audio Unit | SimplyPhaser |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/resonator-audio-unit/id1225597875/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/simplyphaser/id1557901730/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 10 MB | 5 MB |
| Requires iOS | **10** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [Brad Howes](https://appshunter.io/developer/430573224) |

## What reviewers say

### Resonator Audio Unit

[App page](https://appshunter.io/ios/app/resonator-audio-unit/id1225597875)

This audio effect plugin generates natural resonances to add warmth and fullness to instruments or recordings. It offers controls for acoustic body characteristics and includes an additional reverb effect for standalone use. The app utilizes unique, realistic algorithms for its sound shaping capabilities.

**Highlights:** Natural sounding resonances, Acoustic body thickness and size control, Resonance amount control, Additional reverb effect, Standalone app mode with Efx on/off

**Features:** Vision Pro support

**In-app purchases:** none


### SimplyPhaser

[App page](https://appshunter.io/ios/app/simplyphaser/id1557901730)

Apply a classic phaser audio effect to your music with this straightforward tool. It uses all-pass filters to create out-of-phase signal copies for a retro sound. Use it within compatible music hosts or directly within the app.

**Highlights:** Classic phaser audio effect, All-pass filter implementation, AUv3 app extension support, Standalone app experimentation, Retro sound generation

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Resonator Audio Unit free?

Resonator Audio Unit costs $2.99, with no in-app purchases.

### Is SimplyPhaser free?

SimplyPhaser costs $0.99, with no in-app purchases.

### Which has better reviews, Resonator Audio Unit or SimplyPhaser?

Resonator Audio Unit is rated higher. Resonator Audio Unit averages 5.0 out of 5 from 3 ratings, while SimplyPhaser averages 3.0 from 1 ratings.

### Do Resonator Audio Unit or SimplyPhaser have ads?

Neither Resonator Audio Unit nor SimplyPhaser shows ads.

### Which is updated more often, Resonator Audio Unit or SimplyPhaser?

Resonator Audio Unit ships an update every 38 months, and SimplyPhaser every 3 weeks. Most recently, Resonator Audio Unit was updated on October 7, 2026 and SimplyPhaser on October 21, 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.*