# Leon vs PDHIQ

The clearest difference is in-app purchases: Leon at none against PDHIQ's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PDHIQ sells 1 in-app purchase, starting at $39.99 per year. Leon asks for nothing beyond the download.

Leon ships an update fortnightly, PDHIQ every 2 weeks. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Leon | PDHIQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/leon/id443136426/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 9.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 36 MB | 25 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leon Software](https://appshunter.io/developer/443136429) | [Angela Freeman](https://appshunter.io/developer/1885394844) |

## What reviewers say

### Leon

[App page](https://appshunter.io/ios/app/leon/id443136426)

This application provides aviation crew members with mobile access to crew information managed by air operators. It supports aircraft operations with features for scheduling, rostering, dispatch, and flight watch, all accessible through a central online database.

**Highlights:** Mobile crew information access, Aircraft operations support, Scheduling and rostering, Airplane dispatch, Online flight watch, Centralized database access

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

**In-app purchases:** none


### PDHIQ

[App page](https://appshunter.io/ios/app/pdhiq/id6763675737)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDHIQ Pro | $39.99 | per year |


## Frequently asked questions

### Is Leon free?

Leon is free to download, with no in-app purchases.

### Is PDHIQ free?

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

### Do Leon or PDHIQ have ads?

Neither Leon nor PDHIQ shows ads.

### Which is updated more often, Leon or PDHIQ?

Leon ships an update fortnightly, and PDHIQ every 2 weeks. Most recently, Leon was updated on October 3, 2026 and PDHIQ on September 30, 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.*