# iCITATION Type Rating Prep vs VRflow DA42

The clearest difference is update cadence: iCITATION Type Rating Prep at every 2 months against VRflow DA42's every 7 months. iCITATION Type Rating Prep also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. iCITATION Type Rating Prep sells 12 one-off in-app purchases and VRflow DA42 sells 1 in-app purchase, starting at $11.99 per month. Whichever you choose, the download price is not the number that matters.

iCITATION Type Rating Prep ships an update every 2 months, VRflow DA42 every 7 months. The most recent releases landed on June 5, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | iCITATION Type Rating Prep | VRflow DA42 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (8 ratings)](https://appshunter.io/ios/app/icitation-type-rating-prep/id1501101539/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 780 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aircraft Apps LLC](https://appshunter.io/developer/1499571546) | [VRpilot](https://appshunter.io/developer/1549637695) |

## What reviewers say

### iCITATION Type Rating Prep

[App page](https://appshunter.io/ios/app/icitation-type-rating-prep/id1501101539)

This app provides supplemental study materials for pilots preparing for various aviation exams and recurrent training. It features flashcards, quizzes, and memory item study guides for multiple Citation aircraft models, along with weather and flight planning tools.

**Highlights:** Citation aircraft flashcards, Multiple choice quizzes, Memory item study guides, Aircraft limitations study, Worldwide weather data, Airport distance calculator, Custom flashcard maker

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Citation CJ (CE-525) | $19.99 | one-time |
| Citation CJ1 (CE-525) | $19.99 | one-time |
| Citation CJ2 Type Rating Prep | $19.99 | one-time |
| Citation CJ4 Type Rating Prep | $19.99 | one-time |
| Citation CJ3 Type Rating Prep | $19.99 | one-time |
| Citation XLS+ Type Rating Prep | $19.99 | one-time |
| Citation Mustang (CE-510) | $19.99 | one-time |
| Citation X (CE-750) | $19.99 | one-time |
| Citation M2 Type Rating Prep | $19.99 | one-time |
| Citation CJ3+ (CE-525B) | $19.99 | one-time |
| Citation II (550/551) | $19.99 | one-time |
| Citation CJ+ Type Rating Prep | $19.99 | one-time |


### 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 iCITATION Type Rating Prep free?

iCITATION Type Rating Prep is free to download, with in-app purchases available.

### Is VRflow DA42 free?

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

### Do iCITATION Type Rating Prep or VRflow DA42 have ads?

Neither iCITATION Type Rating Prep nor VRflow DA42 shows ads.

### Which is updated more often, iCITATION Type Rating Prep or VRflow DA42?

iCITATION Type Rating Prep ships an update every 2 months, and VRflow DA42 every 7 months. Most recently, iCITATION Type Rating Prep was updated on June 5, 2026 and VRflow DA42 on September 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.*