# iFly EFB vs E6B Descent Planner

The clearest difference is rating: iFly EFB at 4.7 against E6B Descent Planner's 3.5. iFly EFB also leads on update cadence (every 3 weeks vs every 9 months) and ratings volume (353 vs 14). E6B Descent Planner's advantage is in-app purchases (none vs 8) and iOS requirement (8.0 vs 13.0). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. iFly EFB sells 8 one-off in-app purchases. E6B Descent Planner asks for nothing beyond the download.

iFly EFB holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: iFly EFB has 353 ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 90% of iFly EFB's written reviews are positive against 92% of E6B Descent Planner's, so the app with the better star average is not the one people write more warmly about.

iFly EFB ships an update every 3 weeks, E6B Descent Planner every 9 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | iFly EFB | E6B Descent Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (353 ratings)](https://appshunter.io/ios/app/ifly-efb/id655202847/reviews)** | [3.5 (14 ratings)](https://appshunter.io/ios/app/e6b-descent-planner/id673252710/reviews) |
| Number of ratings | **353** | 14 |
| Positive reviews | 89.9% of reviews | **92.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 107 MB | 37 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adventure Pilot, LLC](https://appshunter.io/developer/655202870) | [Arthur Varrassi](https://appshunter.io/developer/673243828) |

## What reviewers say

### 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


### E6B Descent Planner

[App page](https://appshunter.io/ios/app/e6b-descent-planner/id673252710)

This tool offers a digital circular slide rule for pilots to perform real-time descent planning. It calculates crucial metrics like top of descent distance, descent angle, and glide ratio with simple one-finger operation.

**Highlights:** Digital circular slide rule, Real-time descent planning, Top of descent distance calculation, Descent angle calculation, Vertical descent rate calculation, Glide ratio calculation, Maximum glide distance calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is iFly EFB free?

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

### Is E6B Descent Planner free?

E6B Descent Planner is free to download, with no in-app purchases.

### Which has better reviews, iFly EFB or E6B Descent Planner?

iFly EFB is rated higher. iFly EFB averages 4.7 out of 5 from 353 ratings, while E6B Descent Planner averages 3.5 from 14 ratings.

### Do iFly EFB or E6B Descent Planner have ads?

Neither iFly EFB nor E6B Descent Planner shows ads.

### Which is updated more often, iFly EFB or E6B Descent Planner?

iFly EFB ships an update every 3 weeks, and E6B Descent Planner every 9 months. Most recently, iFly EFB was updated on October 20, 2026 and E6B Descent Planner on October 6, 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.*