# Sauermann Combustion vs Boiler Buddy App

The clearest difference is in-app purchases: Sauermann Combustion at none against Boiler Buddy App's 6. Sauermann Combustion also leads on device support. Boiler Buddy App's advantage is iOS requirement (12.0 vs 14.0). On price there is nothing between them.

Both are free to download. Boiler Buddy App sells 6 in-app purchases, starting at $9.99 per month. Sauermann Combustion asks for nothing beyond the download.

## The numbers

| Metric | Sauermann Combustion | Boiler Buddy App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | — |
| Update frequency | Every 2 months | — |
| Size | 25 MB | 49 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [SAUERMANN INDUSTRIE](https://appshunter.io/developer/1169513729) | [James Roberts](https://appshunter.io/developer/1746303079) |

## What reviewers say

### Sauermann Combustion

[App page](https://appshunter.io/ios/app/sauermann-combustion/id1520008258)

**Features:** macOS Compatibility

**In-app purchases:** none


### Boiler Buddy App

[App page](https://appshunter.io/ios/app/boiler-buddy-app/id6502643058)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Domestic Pro Plan - Monthly | $9.99 | per month |
| Commercial MasteryPlan Monthly | $9.99 | per month |
| Ultimate Pro Plan Monthly | $12.99 | per month |
| Domestic Pro Plan - Yearly | $99.90 | per year |
| Commercial Mastery Plan Yearly | $99.90 | per year |
| The Ultimate Pro Plan - Yearly | $129.99 | per year |


## Frequently asked questions

### Is Sauermann Combustion free?

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

### Is Boiler Buddy App free?

Boiler Buddy App is free to download, with in-app purchases available.

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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.*