# iEFIS Light

> Portable EFIS PFD solution for iPhone/iPad connecting to iLEVIL AHRS. (iPhone/iPad app by airWORK aviation media UG.)

- Source: https://appshunter.io/ios/app/iefis-light/id1214266684 (this page in markdown: same URL + `.md`)
- Developer: [airWORK aviation media UG](https://appshunter.io/developer/1055282750)
- Category: Navigation, Utilities
- Price: Free with in-app purchases (on sale, was $0.99)
- Rating: 1.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 16.6 · 12 MB
- Languages: American English
- Released: 2017-03-22
- Data updated: 2026-08-18
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/iefis-light/id1214266684/reviews.md

## What is iEFIS Light?

iEFIS LIGHT

A portable EFIS solution for iPhone and iPad and the iLEVIL SW AHRS. 

Connect your iPhone or iPad by Wifi with the iLEVIL AHRS system and get a usable PFD on your iPhone or iPad.

Features:

Groundspeed in knots, km/h or mph
GPS altitude displayed in feet or meters (switchable by one touch of display)
Course rose can be pinched, full 360 degree display or 80 degree arc view
Course rose displays True/Magnetic Heading and True/Magnetic Track (switchable by touching course window)
Attitude Indicator can be calibrated by touching „V bar“. 

For simulation purposes the iPhone’s/iPad’s internal sensors and GPS can be used.

For further information visit www.airwork.biz

## Key features

- Portable EFIS PFD
- Connects to iLEVIL AHRS
- Groundspeed display
- GPS altitude
- Customizable course rose
- Attitude indicator calibration

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Upgrade to Pro | $2.99 | one-time |



## Frequently asked questions about iEFIS Light

### What is iEFIS Light?

iEFIS Light is a portable EFIS solution that turns your iPhone or iPad into a Primary Flight Display (PFD) by connecting to an iLEVIL SW AHRS system. It provides key flight data for pilots.

### What devices does iEFIS Light support?

iEFIS Light is designed for both iPhone and iPad devices, offering a portable flight display solution.

### Can iEFIS Light be used for simulation?

Yes, for simulation purposes, iEFIS Light can utilize the iPhone's or iPad's internal sensors and GPS to provide flight data.

### How is the attitude indicator calibrated in iEFIS Light?

The attitude indicator in iEFIS Light can be calibrated by touching the 'V bar' on the display, allowing for accurate orientation readings.

### What units can groundspeed and altitude be displayed in?

Groundspeed can be displayed in knots, km/h, or mph. GPS altitude is shown in feet or meters, with a one-touch switchable display.

### Does iEFIS Light have ads?

No, iEFIS Light is ad-free, providing an uninterrupted user experience for pilots.

### What is the age rating for iEFIS Light?

iEFIS Light has an age rating of 4+, making it suitable for a wide range of users.

### How often is iEFIS Light updated?

The latest version of iEFIS Light was released on June 29, 2025, indicating recent development and support from the developer.

## Version history (last 5 releases)

### 3.7 — 2025-06-29

Bug fixes and stability improvements.

### 3.6 — 2025-05-21

Stability improvements
UI improvements

### 3.5 — 2025-04-30

1. Fixed compass orientation
2. Stability improvements
3. UI improvements

### 3.3 — 2025-04-17

- GDL90 connection for attitude indicator improved
- Active source for attitude displayed

### 3.2 — 2025-04-03

1. Persisting altitude, distance and speed units
2. Fix un-zoomed compass view size in non-subscription mode

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| [I'm here](https://appshunter.io/ios/app/im-here/id1124773280) | 4.0 (1) | Free | Navigation |
| [AutoGPS](https://appshunter.io/ios/app/autogps/id1164684260) | — | Free | Navigation |

## More apps by airWORK aviation media UG

- [smartCHECK](https://appshunter.io/ios/app/smartcheck/id1055282751)
- [iEFIS Pro](https://appshunter.io/ios/app/iefis-pro/id1217787841)
- [oilCHECK](https://appshunter.io/ios/app/oilcheck/id1453989851)

All apps by airWORK aviation media UG: https://appshunter.io/developer/1055282750

## Related topics

[a-efis black and white](https://appshunter.io/ios/topics/a-efis-black-and-white) · [efis](https://appshunter.io/ios/topics/efis)

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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 2026-08-18.*