# SkyGuardTWX vs iFly EFB

The clearest difference is in-app purchases: SkyGuardTWX at none against iFly EFB's 8. SkyGuardTWX also leads on rating (5.0 vs 4.7) and iOS requirement (11.0 vs 13.0). iFly EFB's advantage is ratings volume (353 vs 2) and update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. iFly EFB sells 8 one-off in-app purchases. SkyGuardTWX asks for nothing beyond the download.

SkyGuardTWX holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: iFly EFB has 353 ratings behind it against 2, so its average is the more settled of the two.

SkyGuardTWX ships an update every 3 months, iFly EFB every 3 weeks. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SkyGuardTWX | iFly EFB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/skyguardtwx/id583245288/reviews)** | [4.7 (353 ratings)](https://appshunter.io/ios/app/ifly-efb/id655202847/reviews) |
| Number of ratings | 2 | **353** |
| Positive reviews | — | 89.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 107 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SkyGuardTWX LLC](https://appshunter.io/developer/583245431) | [Adventure Pilot, LLC](https://appshunter.io/developer/655202870) |

## What reviewers say

### SkyGuardTWX

[App page](https://appshunter.io/ios/app/skyguardtwx/id583245288)

This companion tool wirelessly configures a UAT ADS-B Transceiver. It allows setup of parameters like N-Number, ICAO code, and flight plan squawk. Advanced models enable real-time squawk code and pressure altitude display.

**Highlights:** Wireless transceiver configuration, N-Number setup, Transponder ICAO code setting, Flight Plan/Squawk code management, Manual squawk code changes (Vision-Pro), Real-time squawk code display (Vision-Pro Plus), Pressure altitude display (Vision-Pro Plus)

**Features:** macOS Compatibility

**In-app purchases:** none


### iFly EFB

[App page](https://appshunter.io/ios/app/ifly-efb/id655202847)

This app provides pilots with essential flight information in an easy-to-use format for both VFR and IFR flying. It offers advanced navigation features, real-time weather, and safety alerts to enhance situational awareness and simplify flight planning.

**Highlights:** Geo-Reference Approach Plates & Airport Diagrams, 3D Synthetic Vision / EFIS Mode, Terrain, Obstructions, Traffic, Airspace Alerts, ADS-B Support, AutoTaxi+ for Safe Taxing, RealView Airport Imagery, Complete VFR & IFR Databases and Charts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iPad Add-On Subscription (1 Year) | $24.99 | one-time |
| IFR iPad Subscription Upgrade (1 Year) | $49.99 | one-time |
| VFR iPad Subscription (1 Year) | $79.99 | one-time |
| Base VFR Subscription | $94.99 | one-time |
| VFR/MP Subscription | $124.99 | one-time |
| VFR+IFR iPad Subscription (1 Year) | $129.99 | one-time |
| VFR/IFR Subscription | $149.99 | one-time |
| VFR/IFR/MP Subscription | $179.99 | one-time |

**What reviewers like**

- 👍 Extremely intuitive and easy to use interface
- 💰 Very affordable pricing compared to competitors
- 🎨 Highly customizable instrument layouts and display
- 📊 Excellent flight planning capabilities
- 🗺️ Clear, sharp, high-resolution maps and charts

**What reviewers complain about**

- 🐛 App occasionally locks up and requires restart
- 📍 Inaccurate and outdated FBO information
- 🗺️ Limited international/Canadian map coverage
- 🎨 Dated user interface design (1990s aesthetic)
- 📡 GPS connectivity issues on iPad iOS 18+

**Reported bugs**

- App freezes when navigating between menus
- Settings not saved after app lock
- GPS weak signal and satellite lock issues on iOS 18+
- Terrain loading delays during scrolling
- Compatibility issues with some external GPS devices (Dual 150)

**Requested features**

- Logbook functionality
- Sunset/sunrise times display
- One-button night mode
- Annotation tools for approach plates
- Scratch pad for ATC notes


## Frequently asked questions

### Is SkyGuardTWX free?

SkyGuardTWX is free to download, with no in-app purchases.

### Is iFly EFB free?

iFly EFB is free to download, with in-app purchases available.

### Which has better reviews, SkyGuardTWX or iFly EFB?

SkyGuardTWX is rated higher. SkyGuardTWX averages 5.0 out of 5 from 2 ratings, while iFly EFB averages 4.7 from 353 ratings.

### Do SkyGuardTWX or iFly EFB have ads?

Neither SkyGuardTWX nor iFly EFB shows ads.

### Which is updated more often, SkyGuardTWX or iFly EFB?

SkyGuardTWX ships an update every 3 months, and iFly EFB every 3 weeks. Most recently, SkyGuardTWX was updated on October 5, 2026 and iFly EFB on October 12, 2026.

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