# Ergo Slim vs Ultramatic Smart Bed

The clearest difference is update cadence: Ergo Slim at every 4 months against Ultramatic Smart Bed's every 9 months. Ergo Slim also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Ergo Slim ships an update every 4 months, Ultramatic Smart Bed every 9 months. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Ergo Slim | Ultramatic Smart Bed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Size | 32 MB | 27 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ergomotion, Inc.](https://appshunter.io/developer/765697157) | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) |

## What reviewers say

### Ergo Slim

[App page](https://appshunter.io/ios/app/ergo-slim/id1196211362)

**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 Ergo Slim free?

Ergo Slim 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 Ergo Slim or Ultramatic Smart Bed have ads?

Neither Ergo Slim nor Ultramatic Smart Bed shows ads.

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

Ergo Slim ships an update every 4 months, and Ultramatic Smart Bed every 9 months. Most recently, Ergo Slim was updated on October 10, 2026 and Ultramatic Smart Bed on September 30, 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.*