# SmartProgrammer vs AHI

The clearest difference is iOS requirement: SmartProgrammer at 12.2 against AHI's 15.6. On price, update cadence, ads and in-app purchases 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, AHI every 2 months. The most recent releases landed on September 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | SmartProgrammer | AHI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 126 MB | 45 MB |
| Requires iOS | **12.2** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PIKO Spielwaren GmbH](https://appshunter.io/developer/1398748414) | [Idwell GmbH](https://appshunter.io/developer/1269662593) |

## 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


### AHI

[App page](https://appshunter.io/ios/app/ahi/id1546908440)

**In-app purchases:** none


## Frequently asked questions

### Is SmartProgrammer free?

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

### Is AHI free?

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

### Do SmartProgrammer or AHI have ads?

Neither SmartProgrammer nor AHI shows ads.

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

SmartProgrammer ships an update every 6 weeks, and AHI every 2 months. Most recently, SmartProgrammer was updated on September 23, 2026 and AHI on October 3, 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.*