# HM | DCC vs Inverter

The clearest difference is review sentiment: Inverter at 93% against HM | DCC's 56%. Inverter also leads on ads (none vs shown) and update cadence (every 10 days vs every 4 months). HM | DCC's advantage is iOS requirement (11.0 vs 15.6). On price, 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.

HM | DCC ships an update every 4 months, Inverter every 10 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | HM | DCC | Inverter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (4 ratings)](https://appshunter.io/ios/app/hm-dcc/id1660757271/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 56.3% of reviews | **92.6% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 24 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hornby Hobbies Ltd](https://appshunter.io/developer/870599697) | [Richard Russell](https://appshunter.io/developer/1651141744) |

## What reviewers say

### HM | DCC

[App page](https://appshunter.io/ios/app/hm-dcc/id1660757271)

Control your model railway system wirelessly with this app. Build your locomotive library, customize their settings, and design your dream layout with untethered control over points, signals, and turntables. Enjoy free sound profiles and upgrade existing systems.

**Highlights:** Wireless model railway control, Locomotive customization, On-the-fly setting adjustments, Layout design tool, Controllable points, signals, turntables, Free locomotive sound profiles, Bluetooth® device linking

**In-app purchases:** none


### Inverter

[App page](https://appshunter.io/ios/app/inverter/id6443976497)

Monitor and manage your GivEnergy inverter(s) with this straightforward application. It allows for independent control of up to three connected inverters. Resetting IP addresses is easily managed through the iOS Files app.

**Highlights:** Monitor inverter status, Control inverter settings, Connect up to three inverters, Independent inverter management, IP address reset via Files app

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HM | DCC free?

HM | DCC is free to download, with no in-app purchases.

### Is Inverter free?

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

### Do HM | DCC or Inverter have ads?

HM | DCC shows ads; Inverter does not.

### Which is updated more often, HM | DCC or Inverter?

HM | DCC ships an update every 4 months, and Inverter every 10 days. Most recently, HM | DCC was updated on October 8, 2026 and Inverter 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.*