# Stereo Modulator vs SimplyPhaser

The clearest difference is review sentiment: Stereo Modulator at 100% against SimplyPhaser's 0%. Stereo Modulator also leads on rating (5.0 vs 3.0) and ratings volume (3 vs 1). SimplyPhaser's advantage is update cadence (every 3 weeks vs every 3 months) and price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

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

Stereo Modulator holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 100% of Stereo Modulator's written reviews are positive against 0% of SimplyPhaser's.

Stereo Modulator ships an update every 3 months, SimplyPhaser every 3 weeks. The most recent releases landed on September 30, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Stereo Modulator | SimplyPhaser |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/stereo-modulator/id1370816026/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/simplyphaser/id1557901730/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 2 MB | 5 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [Brad Howes](https://appshunter.io/developer/430573224) |

## What reviewers say

### Stereo Modulator

[App page](https://appshunter.io/ios/app/stereo-modulator/id1370816026)

This audio effect plugin transforms mono sound into stereo, adding width and depth. It uses micro-delays to create a natural sense of space, with optional LFO modulation for a Leslie speaker-like effect without pitch shifting. Ideal for creating separation in mixes, especially for guitars and vocals.

**Highlights:** Mono to stereo conversion, Adjustable stereo width, Optional LFO modulation, Micro-delay de-correlators, Creates natural spatial depth, No pitch shifting or echo

**Features:** macOS Compatibility

**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 Stereo Modulator free?

Stereo Modulator costs $2.99, with no in-app purchases.

### Is SimplyPhaser free?

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

### Which has better reviews, Stereo Modulator or SimplyPhaser?

Stereo Modulator is rated higher. Stereo Modulator averages 5.0 out of 5 from 3 ratings, while SimplyPhaser averages 3.0 from 1 ratings.

### Do Stereo Modulator or SimplyPhaser have ads?

Neither Stereo Modulator nor SimplyPhaser shows ads.

### Which is updated more often, Stereo Modulator or SimplyPhaser?

Stereo Modulator ships an update every 3 months, and SimplyPhaser every 3 weeks. Most recently, Stereo Modulator was updated on September 30, 2026 and SimplyPhaser on October 4, 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.*