# SmartProgrammer vs Fernsprechbuch

The clearest difference is update cadence: Fernsprechbuch at weekly against SmartProgrammer's every 6 weeks. SmartProgrammer's advantage is iOS requirement (12.2 vs 18.4). 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.

SmartProgrammer ships an update every 6 weeks, Fernsprechbuch weekly. The most recent releases landed on September 23, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SmartProgrammer | Fernsprechbuch |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 126 MB | 2 MB |
| Requires iOS | **12.2** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [PIKO Spielwaren GmbH](https://appshunter.io/developer/1398748414) | [Mohamad El-Lahib](https://appshunter.io/developer/1759444393) |

## What reviewers say

### SmartProgrammer

[App page](https://appshunter.io/ios/app/smartprogrammer/id1453965445)

Easily adjust digital parameters for your decoders with an intuitive app. Offers standard and expert modes for basic or detailed settings, including sound options. Quickly update connected decoders and transfer sound data.

**Highlights:** Intuitive decoder parameter adjustment, Standard and expert mode settings, Quick decoder updates, Sound data transfer via SUSI, Function key remapping, Integrated signal box

**Features:** macOS Compatibility

**In-app purchases:** none


### Fernsprechbuch

[App page](https://appshunter.io/ios/app/fernsprechbuch/id6768639060)

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartProgrammer free?

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

### Is Fernsprechbuch free?

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

### Do SmartProgrammer or Fernsprechbuch have ads?

Neither SmartProgrammer nor Fernsprechbuch shows ads.

### Which is updated more often, SmartProgrammer or Fernsprechbuch?

SmartProgrammer ships an update every 6 weeks, and Fernsprechbuch weekly. Most recently, SmartProgrammer was updated on September 23, 2026 and Fernsprechbuch on October 5, 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.*