# DA40 NG vs VRflow DA42

The clearest difference is price: VRflow DA42 at Free against DA40 NG's $19.99. VRflow DA42 also leads on device support (3 vs 1). DA40 NG's advantage is in-app purchases (none vs 1). On update cadence, ads and iOS requirement there is nothing between them.

VRflow DA42 is free to download; DA40 NG costs $19.99 up front. VRflow DA42 sells 1 in-app purchase, starting at $11.99 per month. DA40 NG asks for nothing beyond the download.

DA40 NG ships an update every 4 months, VRflow DA42 every 7 months. Both last shipped on October 11, 2026.

## The numbers

| Metric | DA40 NG | VRflow DA42 |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/da40-ng/id662106657/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Paid | — |
| Size | 35 MB | 780 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gyronimo, LLC](https://appshunter.io/developer/536898885) | [VRpilot ApS](https://appshunter.io/developer/1549637695) |

## What reviewers say

### DA40 NG

[App page](https://appshunter.io/ios/app/da40-ng/id662106657)

This app calculates mass, balance, and performance data for the Diamond DA40 NG aircraft. It helps pilots plan flights quickly by interpolating data from the Pilot's Operating Handbook, offering detailed graphics and scenario planning.

**Highlights:** Mass & Balance calculations, Takeoff and Landing performance, Climb performance analysis, Cruise performance optimization, Fuel management and efficiency, Wind component calculation, Scenario planning with sliders

**In-app purchases:** none


### VRflow DA42

[App page](https://appshunter.io/ios/app/vrflow-da42/id6444026482)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DA42 monthly subscription | $11.99 | per month |


## Frequently asked questions

### Is DA40 NG free?

DA40 NG costs $19.99, with no in-app purchases.

### Is VRflow DA42 free?

VRflow DA42 is free to download, with in-app purchases available.

### Do DA40 NG or VRflow DA42 have ads?

Neither DA40 NG nor VRflow DA42 shows ads.

### Which is updated more often, DA40 NG or VRflow DA42?

DA40 NG ships an update every 4 months, and VRflow DA42 every 7 months. Most recently, DA40 NG was updated on October 11, 2026 and VRflow DA42 on October 11, 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.*