# Props & Governors

> Interactive aviation education on propeller and governor systems for aircraft. (iPhone/iPad app by Aircraft Training Aids, LLC.)

- Source: https://appshunter.io/ios/app/props-and-governors/id936455214 (this page in markdown: same URL + `.md`)
- Developer: [Aircraft Training Aids, LLC](https://appshunter.io/developer/692999325)
- Category: Education, Travel
- Price: $5.99
- Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 7.0 · 4 MB
- Languages: enc
- Released: 2014-11-13
- Data updated: 2026-06-11
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/props-and-governors/id936455214/reviews.md

## What is Props & Governors?

Props & Governors offers an interactive and complete systems presentation on piston aircraft single-engine and multi-engine constant speed propellers and governors. 

The course is divided into illustrated and text descriptions of each system, accompanied by interactive training diagrams including a fully functioning Propeller/Governor system for both single and multi-engine aircraft.

Topics covered include:

Manifold Pressure and how it is affected
Propeller governor components (Flyweights, Speeder Spring, Pilot Valve)
Propeller components (Counterweights, Feather Spring, Feathering Pins)

## Key features

- Interactive training diagrams
- Complete systems presentation
- Single and multi-engine aircraft coverage
- Detailed text descriptions
- Manifold pressure explanation
- Propeller and governor component breakdown

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/props-and-governors/id936455214/reviews.md

### 5/5 — Great basic theory and excellent interaction

*2018-02-10*

I love aircraft training diagram courses. I love finding excellent fundamental courses. This interactive course is excellent for beginner or long time pilot. Very well explained with numerous diagrams.

## Frequently asked questions about Props & Governors

### What is the learning methodology of Props & Governors?

Props & Governors utilizes a combination of illustrated and text descriptions for each system. It also features interactive training diagrams, including a fully functioning propeller/governor system for both single and multi-engine aircraft, to enhance understanding.

### How does Props & Governors track user progress?

The app focuses on presenting information and interactive diagrams rather than formal progress tracking or assessments. Users engage with the material at their own pace to learn about the systems.

### Does Props & Governors offer any certifications?

Props & Governors is an educational tool designed to help users learn about aircraft propeller and governor systems. It does not currently offer any formal certifications upon completion of the material.

### What is the price of Props & Governors?

Props & Governors is a paid application, available for a one-time purchase of $5.99. This grants users access to all the educational content within the app.

### Is Props & Governors suitable for younger users?

Props & Governors has an age rating of 4+, making it accessible for younger learners. However, the technical nature of the content is most beneficial for individuals interested in aviation mechanics and piloting.

### How often is Props & Governors updated?

The app was last updated on February 17, 2015, to version 1.3. While updates have not been frequent recently, the core content remains relevant for understanding propeller and governor systems.

### What devices support Props & Governors?

Props & Governors is currently supported on iPads. Users should ensure they have an iPad device to access and utilize the application's features.

### Does Props & Governors have ads?

Props & Governors is ad-free. Users can engage with the educational content without any interruptions from advertisements.

## Version history (last 2 releases)

### 1.3 — 2015-02-17

This app has been updated by Apple to display the Apple Watch app icon.

- Updated graphics for Multi-Engine Propeller Hub (Oil and Feathering Spring reversed).

- Minor corrections to text throughout course

### 1.1 — 2014-11-07

No release notes.

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All apps by Aircraft Training Aids, LLC: https://appshunter.io/developer/692999325

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*