# ADI EFIS — Attitude Direction Indicator

> Educational aircraft ADI and compass simulator using device sensors. (iPhone/iPad app by Robert Walker.)

- Source: https://appshunter.io/ios/app/adi-efis/id6446143946 (this page in markdown: same URL + `.md`)
- Developer: [Robert Walker](https://appshunter.io/developer/299475042)
- Category: Education, Navigation
- Price: $0.99
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 16.0 · 4 MB
- Languages: American English
- Released: 2023-03-10
- Data updated: 2026-08-21
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/adi-efis/id6446143946/reviews.md

## What is ADI EFIS?

ADI (Attitude Direction Indicator) EFIS uses internal sensors and mimics the behavior of an aircraft ADI and compass. The app is designed for educational  purposes only (ie., student pilots, science students, navigators or anyone curious of Euler angles).  ADI EFIS displays its orientation using a traditional EFIS display.

Note to pilots: the app is not intended or designed as a functioning aircraft ADI. Although the app may appear to function properly, there will be times when the orientation or heading is inaccurate. This may occur during a prolonged turning maneuver or at other times. API EFIS is an educational app.

## Key features

- Simulates aircraft ADI and compass
- Uses internal device sensors
- Mimics traditional EFIS display
- Educational tool for Euler angles
- Supports iPhone and iPad


## Frequently asked questions about ADI EFIS

### What is ADI EFIS used for?

ADI EFIS is an educational application designed to mimic the behavior of an aircraft's Attitude Direction Indicator (ADI) and compass. It helps users learn about Euler angles and aircraft orientation through a simulated EFIS display.

### Can pilots use ADI EFIS for actual navigation?

No, ADI EFIS is strictly for educational purposes and is not intended or designed as a functioning aircraft ADI. While it may appear to work, its orientation and heading can be inaccurate, especially during maneuvers.

### What devices does ADI EFIS support?

ADI EFIS is available for both iPhone and iPad devices, allowing users to learn on their preferred Apple mobile platform.

### How much does ADI EFIS cost?

ADI EFIS is a paid application, available for a one-time purchase of $0.99. There are no in-app purchases or subscriptions required.

### What is the age rating for ADI EFIS?

ADI EFIS has an age rating of 4+, making it suitable for a wide range of users interested in aviation education.

### When was ADI EFIS last updated?

ADI EFIS was last updated on March 10, 2023, with version 1.0. This indicates it is a relatively new application.

### Does ADI EFIS have ads?

No, ADI EFIS does not contain advertisements. As a paid application, users can enjoy an ad-free educational experience.

### What is the user feedback on ADI EFIS?

Based on the available data, ADI EFIS has received a perfect rating of 5.0 stars from 2 ratings, suggesting positive user sentiment among its early adopters.

## Version history (last 1 release)

### 1.0 — 2023-03-10

No release notes.

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## More apps by Robert Walker

- [JMF Trails](https://appshunter.io/ios/app/jmf-trails/id1226190313)
- [Glider Polar](https://appshunter.io/ios/app/glider-polar/id1608086488)
- [US Standard Atmosphere](https://appshunter.io/ios/app/us-standard-atmosphere/id1610618760)
- [World Av Weather](https://appshunter.io/ios/app/world-av-weather/id1613045019)
- [OneTap Av WX](https://appshunter.io/ios/app/onetap-av-wx/id1613214113)
- [US Airports Db](https://appshunter.io/ios/app/us-airports-db/id1614164272)

All apps by Robert Walker: https://appshunter.io/developer/299475042

## Related topics

[attitude indicator](https://appshunter.io/ios/topics/attitude-indicator)

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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 2026-08-21.*