Flight Instruments vs iEFIS Light
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flight Instruments
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.
- 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
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Attitude Indicator and other key flight instruments on your iPhone or iPad, using built-in gyros and GPS. Key features: -Attitude Indicator using solid state gyros in your iPhone with extreme attitude chevrons to guide you back to a safety if you find yourself in an unusual attitude -"Glass cockpit" Primary Flight Display using digital tapes for Speed, Altitude, Heading, Vertical Speed, Rate of Turn and slip indicator -Position relative to nearest airport in plain English (convenient for ATC position reports), with communication frequency where available -Fully configurable display, with landscape mode and choice of aviation or metric units -Continuous auto-calibration feature adapts to different airplane environments and flying conditions This app is not FAA approved and should not be used for navigation. All information is presented for reference only, and BBFlight is not responsible for any damage, injury or death resulting from the use of this application: you assume total responsibility and risk associated with this application
iEFIS Light
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.
- Portable EFIS PFD
- Connects to iLEVIL AHRS
- Groundspeed display
- GPS altitude
- Customizable course rose
- Attitude indicator calibration
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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
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Flight Instruments | iEFIS Light |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.6 (5 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 47 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Candidus LLC | airWORK aviation media UG |
Customer experience
Flight Instruments
iEFIS Light
In-app purchases
Flight Instruments
No in-app purchases
iEFIS Light
- Upgrade to Pro$2.99
Questions
Is Flight Instruments free?
Is iEFIS Light free?
Which has better reviews, Flight Instruments or iEFIS Light?
Do Flight Instruments or iEFIS Light have ads?
Which is updated more often, Flight Instruments or iEFIS Light?
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