# Ixio Decoder vs Dr. Hahn Instructions

The clearest difference is update cadence: Dr. Hahn Instructions at every 15 months against Ixio Decoder's every 32 months. Dr. Hahn Instructions also leads on iOS requirement (11.0 vs 15.0). 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.

Ixio Decoder ships an update every 32 months, Dr. Hahn Instructions every 15 months. The most recent releases landed on June 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Ixio Decoder | Dr. Hahn Instructions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ixio-decoder/id878614105/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 15 months** |
| Monetization | Free | — |
| Size | 159 MB | 18 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bureau d'Electronique Appliqu�e SA](https://appshunter.io/developer/878614108) | [Team Stiefelhagen Werbeagentur GmbH](https://appshunter.io/developer/1031243988) |

## What reviewers say

### Ixio Decoder

[App page](https://appshunter.io/ios/app/ixio-decoder/id878614105)

Instantly decode sensor "ZIP codes" from your device's LCD menu. Access a complete list of active parameters and their values without needing a live connection to your sensor.

**Highlights:** Decode sensor ZIP codes, View active parameters, Access parameter values, No live connection required, Simple sensor configuration access

**In-app purchases:** none


### Dr. Hahn Instructions

[App page](https://appshunter.io/ios/app/dr-hahn-instructions/id1147190358)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ixio Decoder free?

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

### Is Dr. Hahn Instructions free?

Dr. Hahn Instructions is free to download, with no in-app purchases.

### Do Ixio Decoder or Dr. Hahn Instructions have ads?

Neither Ixio Decoder nor Dr. Hahn Instructions shows ads.

### Which is updated more often, Ixio Decoder or Dr. Hahn Instructions?

Ixio Decoder ships an update every 32 months, and Dr. Hahn Instructions every 15 months. Most recently, Ixio Decoder was updated on June 24, 2026 and Dr. Hahn Instructions on September 18, 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.*