# FlightBag vs HM | DC

The clearest difference is in-app purchases: HM | DC at none against FlightBag's 2. HM | DC also leads on iOS requirement (10.0 vs 13.0). FlightBag's advantage is update cadence (every 5 days vs every 9 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. FlightBag sells 2 in-app purchases, starting at $2.99 per month. HM | DC asks for nothing beyond the download.

FlightBag ships an update every 5 days, HM | DC every 9 months. The most recent releases landed on September 10, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | FlightBag | HM | DC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (12 ratings)](https://appshunter.io/ios/app/flightbag/id1509733849/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | **75.0% of reviews** | 70.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 months |
| Monetization | Subscription | **Free** |
| Size | 93 MB | 68 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aero Notion Limited](https://appshunter.io/developer/1509733848) | [Hornby Hobbies Ltd](https://appshunter.io/developer/870599697) |

## What reviewers say

### FlightBag

[App page](https://appshunter.io/ios/app/flightbag/id1509733849)

Access essential aviation weather data including METARs, TAFs, and various weather charts. Features include airport information, route planning weather, unit conversion, and a world map with navigation aids. Offline access is available for specific regions and charts.

**Highlights:** METAR, TAF, and airport information, Weather charts (Significant Weather, Synoptic), Offline map with navigation aids, Unit converter for aviation metrics, Sunrise/sunset and time zone data, Watch app and widget support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $19.99 | per year |


### HM | DC

[App page](https://appshunter.io/ios/app/hm-dc/id1561194436)

Control your model train DC layout wirelessly using Bluetooth. Manage multiple circuits, locomotive speed, braking, sounds, and accessories like signals and lights. Plan your track layouts with an integrated builder.

**Highlights:** Bluetooth low energy control, Independent control of 2 circuits, Locomotive speed and braking control, Loco sound and inertia features, Accessory control (signals, lights), Integrated track layout planner

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlightBag free?

FlightBag is free to download, with in-app purchases available.

### Is HM | DC free?

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

### Do FlightBag or HM | DC have ads?

Neither FlightBag nor HM | DC shows ads.

### Which is updated more often, FlightBag or HM | DC?

FlightBag ships an update every 5 days, and HM | DC every 9 months. Most recently, FlightBag was updated on September 10, 2026 and HM | DC on June 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.*