# Stereo Modulator vs SimplyFlange

The clearest difference is update cadence: SimplyFlange at every 9 days against Stereo Modulator's every 3 months. SimplyFlange also leads on price ($0.99 vs $2.99). Stereo Modulator's advantage is ratings volume (3 vs 1) and iOS requirement (10.0 vs 16.6). On rating, review sentiment, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Stereo Modulator against 5.0 for SimplyFlange. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Stereo Modulator ships an update every 3 months, SimplyFlange every 9 days. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Stereo Modulator | SimplyFlange |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/stereo-modulator/id1370816026/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/simplyflange/id1554960150/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Paid | Paid |
| Size | 2 MB | 5 MB |
| Requires iOS | **10.0** | 16.6 |
| 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


### SimplyFlange

[App page](https://appshunter.io/ios/app/simplyflange/id1554960150)

This audio effect app provides a straightforward flange effect for a retro sound. It functions as an AUv3 app extension, compatible with hosts like AUM, Cubasis, and GarageBand.

**Highlights:** Retro flange audio effect, AUv3 app extension, Compatible with AUM, Cubasis, GarageBand, Standalone app functionality, Simple and straightforward interface

**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 SimplyFlange free?

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

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

Stereo Modulator and SimplyFlange are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Stereo Modulator or SimplyFlange have ads?

Neither Stereo Modulator nor SimplyFlange shows ads.

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

Stereo Modulator ships an update every 3 months, and SimplyFlange every 9 days. Most recently, Stereo Modulator was updated on October 15, 2026 and SimplyFlange 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.*