# Flight Instruments vs iEFIS Light

The clearest difference is price: iEFIS Light at Free against Flight Instruments's $1.99. iEFIS Light also leads on update cadence (every 3 weeks vs every 3 months). Flight Instruments's advantage is rating (2.6 vs 1.0) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

iEFIS Light is free to download; Flight Instruments costs $1.99 up front. iEFIS Light sells 1 one-off in-app purchase. Flight Instruments asks for nothing beyond the download.

Flight Instruments holds the better App Store score, 2.6 against 1.0. That said, the two scores are not equally well evidenced: Flight Instruments has 5 ratings behind it against 1, so its average is the more settled of the two.

Flight Instruments ships an update every 3 months, iEFIS Light every 3 weeks. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Flight Instruments | iEFIS Light |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/flight-instruments/id390596737/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/iefis-light/id1214266684/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 47 MB | 12 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Candidus LLC](https://appshunter.io/developer/1776981240) | [airWORK aviation media UG](https://appshunter.io/developer/1055282750) |

## What reviewers say

### Flight Instruments

[App page](https://appshunter.io/ios/app/flight-instruments/id390596737)

Simulates essential flight instruments like attitude indicators and primary flight displays on your mobile device. It uses your device's sensors to show speed, altitude, heading, and more, offering a configurable reference for pilots. This tool is for informational purposes only and is not FAA approved.

**Highlights:** Attitude Indicator with extreme attitude chevrons, Primary Flight Display with digital tapes, Position relative to nearest airport, Configurable display with aviation or metric units, Continuous auto-calibration

**Features:** Vision Pro support

**In-app purchases:** none


### iEFIS Light

[App page](https://appshunter.io/ios/app/iefis-light/id1214266684)

This app transforms your iPhone or iPad into a portable Primary Flight Display (PFD) by connecting to an iLEVIL SW AHRS system. It offers essential flight data like groundspeed, altitude, and heading, with customizable views and calibration options.

**Highlights:** Portable EFIS PFD, Connects to iLEVIL AHRS, Groundspeed display, GPS altitude, Customizable course rose, Attitude indicator calibration

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is Flight Instruments free?

Flight Instruments costs $1.99, with no in-app purchases.

### Is iEFIS Light free?

iEFIS Light is free to download, with in-app purchases available.

### Which has better reviews, Flight Instruments or iEFIS Light?

Flight Instruments is rated higher. Flight Instruments averages 2.6 out of 5 from 5 ratings, while iEFIS Light averages 1.0 from 1 ratings.

### Do Flight Instruments or iEFIS Light have ads?

Neither Flight Instruments nor iEFIS Light shows ads.

### Which is updated more often, Flight Instruments or iEFIS Light?

Flight Instruments ships an update every 3 months, and iEFIS Light every 3 weeks. Most recently, Flight Instruments was updated on October 3, 2026 and iEFIS Light on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*