# MyEngine vs POPA Convention

The clearest difference is update cadence: POPA Convention at every 4 months against MyEngine's every 22 months. MyEngine's advantage is iOS requirement (11.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for MyEngine against 5.0 for POPA Convention. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

MyEngine ships an update every 22 months, POPA Convention every 4 months. The most recent releases landed on September 14, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | MyEngine | POPA Convention |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/myengine/id1024732816/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/popa-convention/id1576888450/reviews) |
| Number of ratings | **3** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 39 MB | 49 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Williams International Co., LLC](https://appshunter.io/developer/1024732815) | [Pilatus Owners & Pilots Association, Inc.](https://appshunter.io/developer/1576888452) |

## What reviewers say

### MyEngine

[App page](https://appshunter.io/ios/app/myengine/id1024732816)

This app facilitates the transfer of engine information files from an aircraft to a specific company. It offers two connection modes: one to acquire flight files from the aircraft and another to upload these files to the company's servers.

**Highlights:** Aircraft file acquisition, Transfer to Williams International, Two connection modes (Aircraft & WI), Automatic file transfer, Retry transfer functionality, Progress notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### POPA Convention

[App page](https://appshunter.io/ios/app/popa-convention/id1576888450)

Access session details, speaker bios, and exhibitor information for an annual operations and safety convention. Stay informed about event schedules and materials.

**Highlights:** Session information access, Speaker biographies, Exhibitor details, Sponsor information, Event materials

**In-app purchases:** none


## Frequently asked questions

### Is MyEngine free?

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

### Is POPA Convention free?

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

### Which has better reviews, MyEngine or POPA Convention?

MyEngine and POPA Convention are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do MyEngine or POPA Convention have ads?

Neither MyEngine nor POPA Convention shows ads.

### Which is updated more often, MyEngine or POPA Convention?

MyEngine ships an update every 22 months, and POPA Convention every 4 months. Most recently, MyEngine was updated on September 14, 2026 and POPA Convention on June 9, 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.*