# Convotherm 4 Mobile Simulator vs RATIONAL Updater

The clearest difference is update cadence: RATIONAL Updater at every 2 months against Convotherm 4 Mobile Simulator's every 17 months. Convotherm 4 Mobile Simulator's advantage is iOS requirement (10.0 vs 13.0). 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.

Convotherm 4 Mobile Simulator ships an update every 17 months, RATIONAL Updater every 2 months. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Convotherm 4 Mobile Simulator | RATIONAL Updater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/rational-updater/id6467743035/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 35 MB | 52 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Welbilt, Inc.](https://appshunter.io/developer/1285778133) | [RATIONAL AG](https://appshunter.io/developer/453709010) |

## What reviewers say

### Convotherm 4 Mobile Simulator

[App page](https://appshunter.io/ios/app/convotherm-4-mobile-simulator/id1201007806)

**Features:** macOS Compatibility

**In-app purchases:** none


### RATIONAL Updater

[App page](https://appshunter.io/ios/app/rational-updater/id6467743035)

This application allows chefs, owners, and staff to independently update the software on RATIONAL iCombi Pro, iVario Pro, and iHexagon cooking systems. It simplifies the process of finding, downloading, and transferring updates to ensure optimal performance, security, and access to new features.

**Highlights:** Independent software updates, Supports iCombi Pro, iVario Pro, iHexagon, Simple 5-step update process, Enhances security and performance, Provides access to new functions, Hotspot connectivity for updates

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

**In-app purchases:** none


## Frequently asked questions

### Is Convotherm 4 Mobile Simulator free?

Convotherm 4 Mobile Simulator is free to download, with no in-app purchases.

### Is RATIONAL Updater free?

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

### Do Convotherm 4 Mobile Simulator or RATIONAL Updater have ads?

Neither Convotherm 4 Mobile Simulator nor RATIONAL Updater shows ads.

### Which is updated more often, Convotherm 4 Mobile Simulator or RATIONAL Updater?

Convotherm 4 Mobile Simulator ships an update every 17 months, and RATIONAL Updater every 2 months. Most recently, Convotherm 4 Mobile Simulator was updated on October 26, 2026 and RATIONAL Updater on October 21, 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.*