# Splitonic vs FOLD Stereo to Mono

The clearest difference is in-app purchases: FOLD Stereo to Mono at none against Splitonic's 1. FOLD Stereo to Mono also leads on iOS requirement (13.0 vs 15.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Splitonic sells 1 one-off in-app purchase. FOLD Stereo to Mono asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Splitonic against 5.0 for FOLD Stereo to Mono. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Splitonic ships an update every 2 weeks, FOLD Stereo to Mono fortnightly. The most recent releases landed on October 11, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Splitonic | FOLD Stereo to Mono |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/splitonic/id6770257706/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/fold-stereo-to-mono/id6775596671/reviews) |
| Number of ratings | 2 | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 11 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Jan Maes](https://appshunter.io/developer/1550506252) | [Shelbybark LLC](https://appshunter.io/developer/1895490257) |

## What reviewers say

### Splitonic

[App page](https://appshunter.io/ios/app/splitonic/id6770257706)

This audio unit plugin for iOS and macOS splits sound into harmonic and percussive components using spectral decomposition. It's ideal for remixing when stems aren't available, offering real-time processing and adjustable filters.

**Highlights:** AUv3 Plugin for iOS & macOS, Spectrogram decomposition, Real-time processing, Adjustable median filter sizes, Configurable separation threshold, Three-way separation, Preset system

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Splitonic Activation | $4.99 | one-time |


### FOLD Stereo to Mono

[App page](https://appshunter.io/ios/app/fold-stereo-to-mono/id6775596671)

This audio utility app allows musicians to adjust stereo width and fold down stereo signals to mono. It functions as an AUv3 plugin for compatible hosts, offering real-time phase correlation metering and output gain control. It's designed for seamless integration into music production workflows.

**Highlights:** Variable stereo width control, Click-free mono fold-down, Output trim gain stage, Real-time phase correlation meter, AUv3 plugin support, Host automation compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Splitonic free?

Splitonic is free to download, with in-app purchases available.

### Is FOLD Stereo to Mono free?

FOLD Stereo to Mono is free to download, with no in-app purchases.

### Which has better reviews, Splitonic or FOLD Stereo to Mono?

Splitonic and FOLD Stereo to Mono are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Splitonic or FOLD Stereo to Mono have ads?

Neither Splitonic nor FOLD Stereo to Mono shows ads.

### Which is updated more often, Splitonic or FOLD Stereo to Mono?

Splitonic ships an update every 2 weeks, and FOLD Stereo to Mono fortnightly. Most recently, Splitonic was updated on October 11, 2026 and FOLD Stereo to Mono on October 22, 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.*