# kontrool vs HMPtransfer

The clearest difference is update cadence: kontrool at weekly against HMPtransfer's every 6 months. HMPtransfer's advantage is iOS requirement (12.0 vs 17.0). 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.

kontrool ships an update weekly, HMPtransfer every 6 months. The most recent releases landed on September 10, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | kontrool | HMPtransfer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Size | 136 MB | 34 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [tabya GmbH](https://appshunter.io/developer/1417209216) | [HMP Magdeburger Prufgeratebau GmbH](https://appshunter.io/developer/1472949214) |

## What reviewers say

### kontrool

[App page](https://appshunter.io/ios/app/kontrool/id1417209217)

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

**In-app purchases:** none


### HMPtransfer

[App page](https://appshunter.io/ios/app/hmptransfer/id1455850188)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is kontrool free?

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

### Is HMPtransfer free?

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

### Do kontrool or HMPtransfer have ads?

Neither kontrool nor HMPtransfer shows ads.

### Which is updated more often, kontrool or HMPtransfer?

kontrool ships an update weekly, and HMPtransfer every 6 months. Most recently, kontrool was updated on September 10, 2026 and HMPtransfer on May 17, 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.*