# Storch vs Flue Gas Analysis

The clearest difference is update cadence: Flue Gas Analysis at every 2 months against Storch's every 36 months. 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.

Storch ships an update every 36 months, Flue Gas Analysis every 2 months. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Storch | Flue Gas Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 25 MB | 147 MB |
| Requires iOS | **12.0** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timpex](https://appshunter.io/developer/1186764661) | [Woehler Technik GmbH](https://appshunter.io/developer/959456679) |

## What reviewers say

### Storch

[App page](https://appshunter.io/ios/app/storch/id1462584889)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flue Gas Analysis

[App page](https://appshunter.io/ios/app/flue-gas-analysis/id1666473195)

View and export flue gas analysis data from Wöhler Analyzers on your mobile device. Configure graphical displays and save measurements in various formats like PDF, CSV, and XML.

**Highlights:** Graphical and numerical display of measured values, Configuration of graphical display, Save measured values as PDF, CSV, XML, JPG, Configuration of PDF file, Export data from Wöhler Analyzers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Storch free?

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

### Is Flue Gas Analysis free?

Flue Gas Analysis is free to download, with no in-app purchases.

### Do Storch or Flue Gas Analysis have ads?

Neither Storch nor Flue Gas Analysis shows ads.

### Which is updated more often, Storch or Flue Gas Analysis?

Storch ships an update every 36 months, and Flue Gas Analysis every 2 months. Most recently, Storch was updated on October 16, 2026 and Flue Gas Analysis on October 24, 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.*