# M vs Ultramatic Smart Bed

The clearest difference is iOS requirement: M at 9.0 against Ultramatic Smart Bed's 12.0. 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.

M ships an update every 15 months, Ultramatic Smart Bed every 9 months. The most recent releases landed on September 17, 2026 and March 4, 2026 respectively.

## The numbers

| Metric | M | Ultramatic Smart Bed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 months** |
| Size | 27 MB | 27 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Huzhou Haidemu Intelligence Technology Co., Ltd.](https://appshunter.io/developer/1635785436) | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) |

## What reviewers say

### M

[App page](https://appshunter.io/ios/app/m-motion-bed/id1635785434)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ultramatic Smart Bed

[App page](https://appshunter.io/ios/app/ultramatic-smart-bed/id6504959367)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is M free?

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

### Is Ultramatic Smart Bed free?

Ultramatic Smart Bed is free to download, with no in-app purchases.

### Do M or Ultramatic Smart Bed have ads?

Neither M nor Ultramatic Smart Bed shows ads.

### Which is updated more often, M or Ultramatic Smart Bed?

M ships an update every 15 months, and Ultramatic Smart Bed every 9 months. Most recently, M was updated on September 17, 2026 and Ultramatic Smart Bed on March 4, 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.*