# S vs Aureline

The clearest difference is update cadence: Aureline at daily against S's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

S ships an update every 6 weeks, Aureline daily. The most recent releases landed on August 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | S | Aureline |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free | — |
| Size | 17 MB | 4 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mathias Kirkerød](https://appshunter.io/developer/1884969842) | [Hideki Konishi](https://appshunter.io/developer/6790603370) |

## 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


### Aureline

[App page](https://appshunter.io/ios/app/aureline/id6794556772)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is Aureline free?

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

### Do S or Aureline have ads?

Neither S nor Aureline shows ads.

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

S ships an update every 6 weeks, and Aureline daily. Most recently, S was updated on August 9, 2026 and Aureline on September 18, 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.*