# LPNA vs Ozen

LPNA and Ozen are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LPNA ships an update monthly, Ozen every 3 weeks. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | LPNA | Ozen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/lpna/id1485563052/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 13.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 56 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Servicos e Informacoes do Brasil](https://appshunter.io/developer/1475781851) | [Avod Tech SA](https://appshunter.io/developer/1848024083) |

## What reviewers say

### LPNA

[App page](https://appshunter.io/ios/app/lpna/id1485563052)

This app provides a fully digital certification for aviation personnel in roles like Air Traffic Controller and Aeronautical Station Operator. It is issued by the Airspace Control Department (DECEA) to certify professionals in key aviation functions.

**Highlights:** Digital certification issuance, Certifies Air Traffic Controllers, Certifies Aeronautical Station Operators, Certifies Maritime Platform Station Operators, Certifies Airspace Control Managers

**Features:** macOS Compatibility

**In-app purchases:** none


### Ozen

[App page](https://appshunter.io/ios/app/ozen/id6754354444)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LPNA free?

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

### Is Ozen free?

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

### Do LPNA or Ozen have ads?

Neither LPNA nor Ozen shows ads.

### Which is updated more often, LPNA or Ozen?

LPNA ships an update monthly, and Ozen every 3 weeks. Most recently, LPNA was updated on October 11, 2026 and Ozen on October 16, 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.*