iEFIS Pro vs opti*Glide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iEFIS Pro
This app simulates a modern glass cockpit for general aviation, displaying flight data from your device's sensors or external GPS. The Pro version offers an airport database with navigation aids.
- iOS sensor data display
- External GPS connection
- Course rose and track display
- Airport database (Pro version)
- Runway orientation and length
- Full-screen mode
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i-EFIS simulates a modern glass cockpit for general aviation and provides the following features: 1. Display iOS iPhone and iPad sensor data: The attitude indicator is driven by the 3D MEMS chip, speed and altitude come from the internal or external GPS (only iOS devices with cellular connection have the integrated GPS!) 2. Or connect the iPhone to a iLEVIL „SW“, „AW“ or „Sport“ device (available at the LEVIL company or in many pilot shops) by WIFI device to get precise attitude and GPS data. 3. A 80 or 360 degree course rose (change with tap on airplane symbol) 4. Magnetic and True GPS track (display in white with with track line) 5. Magnetic or True Heading, heading data is provided by internal compass and is not always reliable. 6. iEFIS Pro version (simple upgrade via inapp purchase!) displays a worldwide airport database and always shows the bearing to the nearest airport from your position with distance, elevation and runway orientation of the main runway of that airport. How to use i-EFIS 1. Tap the speed window to toggle speed units: km/h - mph - knots. Speed displayed is a GPS ground speed 2. Tap on the altitude window to switch from feet MSL to Meters MSL 3. Tap the course window to select the course mode: Magnetic Heading - True Heading - Magnetic Track - True Track. All GPS track modes are displayed in white, heading modes are yellow 4. Tap the airplane symbol to display either the full 360 degree course rose or a 80 degree segment Pro version features 1. Tap on Runway orientation info to see runway length 2. Tap course window and slide up to hide attitude indicator and to switch to full screen mode 3. To calibrate magnetic heading tap course window to show "HDG" (Magnetic Heading), and slide finger left or right to set correct heading. Use airplane's compass as reference 4. To select a different airport than the nearest one simply tap on the airport symbol and the app will display the data for this airport 5. To go back to the nearest airport simply tap the empty space between the airports Airport database in Pro version: 1. Switch Airport database on or off in settings. 2. Use the two finger pinch gesture to zoom airport map in/out More cool Features coming! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
opti*Glide
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////// opti-Glide ist kostenlos und benutzerfreundlich ////// opti-Glide ist eine kostenlose App für Segel- und Motorflieger. Sie ist wirklich leicht zu bedienen und konzentriert sich auf die wirklich wichtigen Funktionen während des Fluges. Es werden die aktuellen Lufträume und Flugplätze angezeigt. Die Luftraumdaten stammen vom DAeC und alle anderen Daten von openflightmaps.org. Mit opti-Glide können Sie die Karte stufenlos zoomen, verschieben und drehen. Die Übersichtlichkeit bleibt dabei stets erhalten, weil beim Zoomen automatisch zwischen insgesamt fünf verschiedenen Detailstufen gewechselt wird. Datenkacheln, die auf Wunsch ausgeblendet werden können, zeigen wichtige Daten an. Zum Beispiel die Geschwindigkeit über Grund und die Entfernung sowie Ablage zum Ziel.
Screenshots
Verdict
The clearest difference is in-app purchases: opti*Glide at none against iEFIS Pro's 1. iEFIS Pro's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads, device support and iOS requirement 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
Both are free to download. iEFIS Pro sells 1 in-app purchase, starting at $2.99 per month. opti*Glide asks for nothing beyond the download.
iEFIS Pro ships an update every 3 weeks, opti*Glide every 6 months. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.
| Parameter | iEFIS Pro | opti*Glide |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 82 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | airWORK aviation media UG | Jens-Christian Henke |
In-app purchases
iEFIS Pro
- Maps + Weather Subscription1 Month trial$2.991 Month
opti*Glide
No in-app purchases









