# Stuart Powell Powertrain Plus vs Republic Aviation

The clearest difference is ads: Republic Aviation at none against Stuart Powell Powertrain Plus's shown. Republic Aviation also leads on update cadence (every 6 months vs every 22 months) and iOS requirement (13.5 vs 16.0). On price, in-app purchases and device support there is nothing between them.

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

Stuart Powell Powertrain Plus ships an update every 22 months, Republic Aviation every 6 months. The most recent releases landed on September 17, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Stuart Powell Powertrain Plus | Republic Aviation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/republic-aviation/id6747966783/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 22 months | **Every 6 months** |
| Monetization | — | Free |
| Size | 24 MB | 7 MB |
| Requires iOS | 16.0 | **13.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Stuart Powell Ford Inc.](https://appshunter.io/developer/1590321705) | [Republic Aviation LLC](https://appshunter.io/developer/1823618530) |

## What reviewers say

### Stuart Powell Powertrain Plus

[App page](https://appshunter.io/ios/app/stuart-powell-powertrain-plus/id1590321703)

**Features:** macOS Compatibility

**In-app purchases:** none


### Republic Aviation

[App page](https://appshunter.io/ios/app/republic-aviation/id6747966783)

Find and book discounted private jet flights, known as 'empty legs,' directly from your mobile device. This app offers real-time availability and allows you to request charters at a fraction of the usual cost, providing a luxurious travel experience.

**Highlights:** Search for empty leg flights, View real-time availability, Request charter flights, GPS-based airport search, Favorite airports, Map view of flights

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

**In-app purchases:** none


## Frequently asked questions

### Is Stuart Powell Powertrain Plus free?

Stuart Powell Powertrain Plus is free to download, with no in-app purchases.

### Is Republic Aviation free?

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

### Do Stuart Powell Powertrain Plus or Republic Aviation have ads?

Stuart Powell Powertrain Plus shows ads; Republic Aviation does not.

### Which is updated more often, Stuart Powell Powertrain Plus or Republic Aviation?

Stuart Powell Powertrain Plus ships an update every 22 months, and Republic Aviation every 6 months. Most recently, Stuart Powell Powertrain Plus was updated on September 17, 2026 and Republic Aviation on October 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.*