# S1 vs PROMAC

The clearest difference is in-app purchases: PROMAC at none against S1's 5. PROMAC also leads on iOS requirement (12.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. S1 sells 5 in-app purchases, starting at $2.99 per 7 days. PROMAC asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | S1 | PROMAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (89 ratings)](https://appshunter.io/ios/app/s1-s2-controller-for-sonos/id6670489178/reviews)** | — |
| Number of ratings | **89** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 18 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Premier Mobile Apps](https://appshunter.io/developer/1766501140) | [MACLIN ELECTRONICS, INCORPORATED](https://appshunter.io/developer/1836919282) |

## What reviewers say

### S1

[App page](https://appshunter.io/ios/app/s1-s2-controller-for-sonos/id6670489178)

Control your Sonos and other Bluetooth speakers with ease. Automatically discover nearby speakers and stream music from your gallery or local storage. Record and play sound clips on demand for a more powerful audio experience.

**Highlights:** Automatic speaker detection, Stream music from gallery, Stream music from local storage, Resume previous cast sessions, Record and play sound clips

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Sonos Speaker Control | $2.99 | per 7 days |
| Speaker Controller Weekly | $3.99 | per 7 days |
| Yearly Sonos Speaker Control | $9.99 | per year |
| S1 S2 Speaker Lifetime Premium | $7.99 | one-time |
| Speaker Controller Lifetime | $19.99 | one-time |


### PROMAC

[App page](https://appshunter.io/ios/app/promac/id6751835623)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S1 free?

S1 is free to download, with in-app purchases available.

### Is PROMAC free?

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

### Do S1 or PROMAC have ads?

Neither S1 nor PROMAC shows ads.

### Which is updated more often, S1 or PROMAC?

S1 ships an update every 5 weeks, and PROMAC every 5 weeks. Most recently, S1 was updated on October 24, 2026 and PROMAC 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.*