# E6B Pro Pad vs iDIAMOND Checkride Prep

The clearest difference is price: iDIAMOND Checkride Prep at Free against E6B Pro Pad's $14.99. iDIAMOND Checkride Prep also leads on update cadence (every 6 weeks vs every 3 months) and device support (3 vs 1). E6B Pro Pad's advantage is rating (4.7 vs 3.7) and in-app purchases (none vs 5). On ratings volume and ads there is nothing between them.

iDIAMOND Checkride Prep is free to download; E6B Pro Pad costs $14.99 up front. iDIAMOND Checkride Prep sells 5 one-off in-app purchases. E6B Pro Pad asks for nothing beyond the download.

E6B Pro Pad holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 82% of E6B Pro Pad's written reviews are positive against 50% of iDIAMOND Checkride Prep's.

E6B Pro Pad ships an update every 3 months, iDIAMOND Checkride Prep every 6 weeks. The most recent releases landed on July 28, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | E6B Pro Pad | iDIAMOND Checkride Prep |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/e6b-pro-pad/id586546393/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/idiamond-checkride-prep/id1507414847/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | **82.4% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Size | 24 MB | 78 MB |
| Requires iOS | **9.1** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gyronimo, LLC](https://appshunter.io/developer/536898885) | [Aircraft Apps LLC](https://appshunter.io/developer/1499571546) |

## What reviewers say

### E6B Pro Pad

[App page](https://appshunter.io/ios/app/e6b-pro-pad/id586546393)

This digital flight computer app offers a comprehensive suite of aviation calculation tools. It features a window-based interface for simultaneous calculations, a course plotter with a world map, and a wind components calculator. It also includes over 30 conversions and a graphic E6B with a training and demo mode.

**Highlights:** Window-based flight computer, Course plotter with world map, Wind components calculator, Over 30 conversions, Graphic E6B with demo and training, Holding pattern computer

**In-app purchases:** none


### iDIAMOND Checkride Prep

[App page](https://appshunter.io/ios/app/idiamond-checkride-prep/id1507414847)

Prepare for aviation checkrides with interactive flashcards, quizzes, and an AI assistant. Access worldwide weather, airport information, and a community forum for pilots. Includes a fun aviation-themed board game to reinforce learning.

**Highlights:** Aircraft system flashcards and quizzes, AI-powered aviation Q&A, Worldwide weather and airport data, Customizable flashcard maker, Aviation-themed board game, Community message board

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindCoach: Personal Health | $19.99 | one-time |
| 20 FAA Handbooks & Manuals | $19.99 | one-time |
| Diamond DA-20 Checkride Prep | $29.99 | one-time |
| Diamond DA-42 Checkride Prep | $29.99 | one-time |
| Diamond DA-40 | $29.99 | one-time |


## Frequently asked questions

### Is E6B Pro Pad free?

E6B Pro Pad costs $14.99, with no in-app purchases.

### Is iDIAMOND Checkride Prep free?

iDIAMOND Checkride Prep is free to download, with in-app purchases available.

### Which has better reviews, E6B Pro Pad or iDIAMOND Checkride Prep?

E6B Pro Pad is rated higher. E6B Pro Pad averages 4.7 out of 5 from 6 ratings, while iDIAMOND Checkride Prep averages 3.7 from 3 ratings.

### Do E6B Pro Pad or iDIAMOND Checkride Prep have ads?

Neither E6B Pro Pad nor iDIAMOND Checkride Prep shows ads.

### Which is updated more often, E6B Pro Pad or iDIAMOND Checkride Prep?

E6B Pro Pad ships an update every 3 months, and iDIAMOND Checkride Prep every 6 weeks. Most recently, E6B Pro Pad was updated on July 28, 2026 and iDIAMOND Checkride Prep on June 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.*