# Mach Ⅸ Voice Control vs Device Rollout

The clearest difference is iOS requirement: Mach Ⅸ Voice Control at 9.0 against Device Rollout's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Mach Ⅸ Voice Control ships an update every 5 months, Device Rollout every 4 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Mach Ⅸ Voice Control | Device Rollout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (5 ratings)](https://appshunter.io/ios/app/mach-voice-control/id1484752342/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 11 MB | 76 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Comfort Science & Technology Group](https://appshunter.io/developer/513192015) | [AllThingsTalk NV](https://appshunter.io/developer/1056572957) |

## What reviewers say

### Mach Ⅸ Voice Control

[App page](https://appshunter.io/ios/app/mach-voice-control/id1484752342)

Integrate your massage chair's voice control with popular smart home assistants. Control your massage experience hands-free using Google or Alexa.

**Highlights:** Voice control for massage chairs, Google Assistant integration, Alexa integration, Hands-free operation, Smart home connectivity

**In-app purchases:** none


### Device Rollout

[App page](https://appshunter.io/ios/app/device-rollout/id6443675430)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mach Ⅸ Voice Control free?

Mach Ⅸ Voice Control is free to download, with no in-app purchases.

### Is Device Rollout free?

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

### Do Mach Ⅸ Voice Control or Device Rollout have ads?

Neither Mach Ⅸ Voice Control nor Device Rollout shows ads.

### Which is updated more often, Mach Ⅸ Voice Control or Device Rollout?

Mach Ⅸ Voice Control ships an update every 5 months, and Device Rollout every 4 months. Most recently, Mach Ⅸ Voice Control was updated on November 3, 2026 and Device Rollout on October 27, 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.*