# Hüffermann vs Operations Diary

The clearest difference is price: Hüffermann at Free against Operations Diary's $0.99. Hüffermann also leads on iOS requirement (12.2 vs 15.5). Operations Diary's advantage is update cadence (weekly vs every 10 months). On ads, in-app purchases and device support there is nothing between them.

Hüffermann is free to download; Operations Diary costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hüffermann ships an update every 10 months, Operations Diary weekly. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Hüffermann | Operations Diary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Size | 22 MB | 32 MB |
| Requires iOS | **12.2** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Schwarzmüller](https://appshunter.io/developer/1145468585) | [Lars Schaefer-Dryden](https://appshunter.io/developer/642726139) |

## What reviewers say

### Hüffermann

[App page](https://appshunter.io/ios/app/huffermann/id1611021796)

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

**In-app purchases:** none


### Operations Diary

[App page](https://appshunter.io/ios/app/operations-diary/id6760564390)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hüffermann free?

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

### Is Operations Diary free?

Operations Diary costs $0.99, with no in-app purchases.

### Do Hüffermann or Operations Diary have ads?

Neither Hüffermann nor Operations Diary shows ads.

### Which is updated more often, Hüffermann or Operations Diary?

Hüffermann ships an update every 10 months, and Operations Diary weekly. Most recently, Hüffermann was updated on October 5, 2026 and Operations Diary on October 9, 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.*