# S vs TuneRoster

The clearest difference is in-app purchases: S at none against TuneRoster's 1. TuneRoster's advantage is update cadence (every 3 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TuneRoster sells 1 one-off in-app purchase. S asks for nothing beyond the download.

S ships an update every 6 weeks, TuneRoster every 3 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | S | TuneRoster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/s-2/id6769518675/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 17 MB | 9 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mathias Kirkerød](https://appshunter.io/developer/1884969842) | [Nicolas Techer](https://appshunter.io/developer/1803995252) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-2/id6769518675)

This app is a polyphonic synthesizer that works with specific hardware. It offers a variety of sound engines, filters, and effects for creating unique audio textures. Advanced modulation options and a flexible routing system allow for deep sound design.

**Highlights:** Dual engine slots per voice, Multiple sound flavors (analog, wavetable, FM, speech), Classic and Modern filter modes, Advanced FX rack, Two free-routing LFOs, Unified mod matrix, Standalone, AU, and AUv3 formats

**Features:** macOS Compatibility

**In-app purchases:** none


### TuneRoster

[App page](https://appshunter.io/ios/app/tuneroster/id6801968666)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TuneRoster Local | $9.99 | one-time |


## Frequently asked questions

### Is S free?

S is free to download, with no in-app purchases.

### Is TuneRoster free?

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

### Do S or TuneRoster have ads?

Neither S nor TuneRoster shows ads.

### Which is updated more often, S or TuneRoster?

S ships an update every 6 weeks, and TuneRoster every 3 days. Most recently, S was updated on October 31, 2026 and TuneRoster on October 24, 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.*