# S1, S2 Speaker Controller App vs Link

The clearest difference is in-app purchases: Link at none against S1, S2 Speaker Controller App's 1. S1, S2 Speaker Controller App's advantage is update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. S1, S2 Speaker Controller App sells 1 in-app purchase, starting at $6.99 per 7 days. Link asks for nothing beyond the download.

S1, S2 Speaker Controller App ships an update daily, Link every 4 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | S1, S2 Speaker Controller App | Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (32 ratings)](https://appshunter.io/ios/app/s1-s2-speaker-controller-app/id6511240452/reviews)** | — |
| Number of ratings | **32** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 4 days |
| Monetization | Freemium | — |
| Size | 18 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jonas Endthaller](https://appshunter.io/developer/1771385320) | [Play & Track AB](https://appshunter.io/developer/1877328835) |

## What reviewers say

### S1, S2 Speaker Controller App

[App page](https://appshunter.io/ios/app/s1-s2-speaker-controller-app/id6511240452)

Transform your device into a powerful speaker controller and microphone. Stream music from your library, amplify your voice for karaoke or presentations, and record and play back sound clips. Enjoy unlimited access to all features with a premium subscription.

**Highlights:** Stream music from phone library, Live microphone functionality, Record and play sound clips, Adjust volume, WiFi and Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Pro With 3 Days Trial | $6.99 | per 7 days |


### Link

[App page](https://appshunter.io/ios/app/link-hifi-remote/id6811884386)

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

**In-app purchases:** none


## Frequently asked questions

### Is S1, S2 Speaker Controller App free?

S1, S2 Speaker Controller App is free to download, with in-app purchases available.

### Is Link free?

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

### Do S1, S2 Speaker Controller App or Link have ads?

Neither S1, S2 Speaker Controller App nor Link shows ads.

### Which is updated more often, S1, S2 Speaker Controller App or Link?

S1, S2 Speaker Controller App ships an update daily, and Link every 4 days. Most recently, S1, S2 Speaker Controller App was updated on November 4, 2026 and Link on October 31, 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.*