# DA42 NG vs Helipilot Question Database

The clearest difference is review sentiment: Helipilot Question Database at 100% against DA42 NG's 50%. Helipilot Question Database also leads on price (Free vs $19.99) and update cadence (every 3 months vs every 9 months). DA42 NG's advantage is in-app purchases (none vs 3) and iOS requirement (15.6 vs 18.6). On ads and device support there is nothing between them.

Helipilot Question Database is free to download; DA42 NG costs $19.99 up front. Helipilot Question Database sells 3 one-off in-app purchases. DA42 NG asks for nothing beyond the download.

DA42 NG ships an update every 9 months, Helipilot Question Database every 3 months. The most recent releases landed on October 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | DA42 NG | Helipilot Question Database |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/da42-ng/id661647393/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 37 MB | 32 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Gyronimo, LLC](https://appshunter.io/developer/536898885) | [Appulize](https://appshunter.io/developer/321809392) |

## What reviewers say

### DA42 NG

[App page](https://appshunter.io/ios/app/da42-ng/id661647393)

This app calculates mass, balance, and performance data for the Diamond DA42NG aircraft using actual Pilot's Operating Handbook data. It helps pilots plan flights quickly by determining optimal cruise altitudes, takeoff and landing distances, and climb rates.

**Highlights:** Mass & Balance calculations, Takeoff and Landing performance, Climb performance, Cruise performance, Fuel management, Interactive sliders for 'what if' scenarios, High-resolution graphics

**In-app purchases:** none


### Helipilot Question Database

[App page](https://appshunter.io/ios/app/helipilot-question-database/id1522891603)

Prepare for your helicopter pilot written exams with a comprehensive question database. Access thousands of questions, detailed explanations, and visual aids covering EASA learning objectives for various licenses. Ideal for PPL, LAPL, and NLH exam preparation.

**Highlights:** 3000+ exam questions, Detailed explanations, Instrument and system images, Performance chart visuals, Covers EASA Part-FCL objectives, Suitable for PPL, LAPL, NLH exams

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month | $9.99 | one-time |
| Three Months | $29.99 | one-time |
| Twelve Months | $99.99 | one-time |


## Frequently asked questions

### Is DA42 NG free?

DA42 NG costs $19.99, with no in-app purchases.

### Is Helipilot Question Database free?

Helipilot Question Database is free to download, with in-app purchases available.

### Do DA42 NG or Helipilot Question Database have ads?

Neither DA42 NG nor Helipilot Question Database shows ads.

### Which is updated more often, DA42 NG or Helipilot Question Database?

DA42 NG ships an update every 9 months, and Helipilot Question Database every 3 months. Most recently, DA42 NG was updated on October 11, 2026 and Helipilot Question Database on September 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.*