# Stereo Modulator vs Ringotron

The clearest difference is update cadence: Stereo Modulator at every 3 months against Ringotron's every 20 months. Stereo Modulator also leads on price ($2.99 vs $8.99) and iOS requirement (10.0 vs 14.0). Ringotron's advantage is ratings volume (15 vs 3). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Stereo Modulator costs $2.99 and Ringotron $8.99 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 Ringotron. That said, the two scores are not equally well evidenced: Ringotron has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Stereo Modulator ships an update every 3 months, Ringotron every 20 months. The most recent releases landed on August 30, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | Stereo Modulator | Ringotron |
| --- | --- | --- |
| Price | **$2.99** | $8.99 |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/stereo-modulator/id1370816026/reviews) | [5.0 (15 ratings)](https://appshunter.io/ios/app/ringotron/id6474263444/reviews) |
| Number of ratings | 3 | **15** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 20 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 4 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [quantovox](https://appshunter.io/developer/484686124) |

## 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


### Ringotron

[App page](https://appshunter.io/ios/app/ringotron/id6474263444)

This app offers advanced control over ring modulation effects for sound design and audio processing. Its multi-band design allows precise manipulation of the audio spectrum, with a special soft mode to reduce unwanted intermodulation. It can also function as a resonant filter that smoothly transitions into a ring modulator.

**Highlights:** Parallel ring modulator units, Stereo separation control, Ultra-narrow band resonance, Ribbon controls for frequencies, Modulation system for band centers, Tempo syncing for oscillators, Soft limiter and clipper

**Features:** macOS Compatibility, 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 Ringotron free?

Ringotron costs $8.99, with no in-app purchases.

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

Stereo Modulator and Ringotron are both rated 5.0 out of 5 on the App Store, from 3 and 15 ratings respectively.

### Do Stereo Modulator or Ringotron have ads?

Neither Stereo Modulator nor Ringotron shows ads.

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

Stereo Modulator ships an update every 3 months, and Ringotron every 20 months. Most recently, Stereo Modulator was updated on August 30, 2026 and Ringotron on August 29, 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.*