# S1 & S2 Speaker Controller vs ZiiROBOT

The clearest difference is ads: ZiiROBOT at none against S1 & S2 Speaker Controller's shown. ZiiROBOT also leads on update cadence (every 4 days vs monthly) and iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. S1 & S2 Speaker Controller sells 10 in-app purchases, starting at $3.99 per 7 days and ZiiROBOT sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

S1 & S2 Speaker Controller ships an update monthly, ZiiROBOT every 4 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | S1 & S2 Speaker Controller | ZiiROBOT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (12K ratings)](https://appshunter.io/ios/app/s1-and-s2-speaker-controller/id1530321703/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 14.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 167 MB | 33 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UNIVERSAL REMOTE LABS COMPANY LIMITED](https://appshunter.io/developer/1524909391) | [Zii ROBOT](https://appshunter.io/developer/1573636892) |

## What reviewers say

### S1 & S2 Speaker Controller

[App page](https://appshunter.io/ios/app/s1-and-s2-speaker-controller/id1530321703)

Transform your phone into a powerful speaker controller. Stream music from your library, use your phone as a live microphone for karaoke or presentations, and record and play sound clips on demand. Enjoy enhanced control and functionality for your speakers.

**Highlights:** Stream music from phone library, Live microphone functionality, Record and play sound clips, Volume adjustment, Wi-Fi and Bluetooth connectivity

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Trial Subscription | $3.99 | per 7 days |
| Weekly Premium | $4.99 | per 7 days |
| Weekly Trial Subscription | $5.99 | per 7 days |
| Weekly Trial | $6.99 | per 7 days |
| Monthly Non Trial | $11.99 | per month |
| Monthly Nontrial 2 | $12.99 | per month |
| Yearly Subscription | $24.99 | per year |
| Yearly Subscription | $29.99 | per year |
| Lifetime Subcription | $24.99 | one-time |
| Lifetime 3 | $29.99 | one-time |

**What reviewers like**

- 🚀 Easy to connect
- 👍 Great sound quality
- 💡 Useful for presentations

**What reviewers complain about**

- 🐛 Frequent crashes
- 💰 Expensive subscription
- 🔒 Security concerns
- 🔌 Connectivity issues
- 📚 Confusing setup

**Reported bugs**

- App freezes during use
- Cannot connect to WiFi
- Volume controls not working

**Requested features**

- Ability to play from playlists
- Support for more music services
- Better integration with smart home devices


### ZiiROBOT

[App page](https://appshunter.io/ios/app/ziirobot/id6790461388)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZiiROBOT Standard | $9.99 | per month |
| ZiiROBOT Pro | $29.99 | per month |


## Frequently asked questions

### Is S1 & S2 Speaker Controller free?

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

### Is ZiiROBOT free?

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

### Do S1 & S2 Speaker Controller or ZiiROBOT have ads?

S1 & S2 Speaker Controller shows ads; ZiiROBOT does not.

### Which is updated more often, S1 & S2 Speaker Controller or ZiiROBOT?

S1 & S2 Speaker Controller ships an update monthly, and ZiiROBOT every 4 days. Most recently, S1 & S2 Speaker Controller was updated on November 6, 2026 and ZiiROBOT 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.*