# ForeFlight Mobile EFB vs What The Sun?

The clearest difference is price: ForeFlight Mobile EFB at Free against What The Sun?'s $0.99. ForeFlight Mobile EFB also leads on chart position (#13 vs unranked). What The Sun?'s advantage is in-app purchases (none vs 18) and update cadence (every 3 days vs every 2 weeks). On ads, device support and iOS requirement there is nothing between them.

ForeFlight Mobile EFB is free to download; What The Sun? costs $0.99 up front. ForeFlight Mobile EFB sells 14 one-off in-app purchases. What The Sun? asks for nothing beyond the download.

ForeFlight Mobile EFB ships an update every 2 weeks, What The Sun? every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ForeFlight Mobile EFB | What The Sun? |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.4 (3.3K ratings)](https://appshunter.io/ios/app/foreflight-mobile-efb/id333252638/reviews)** | — |
| Number of ratings | **3.3K** | — |
| Positive reviews | 68.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#13** | — |
| Size | 592 MB | 40 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [ForeFlight](https://appshunter.io/developer/283512699) | [Mark David](https://appshunter.io/developer/328738635) |

## What reviewers say

### ForeFlight Mobile EFB

[App page](https://appshunter.io/ios/app/foreflight-mobile-efb/id333252638)

**Currently charting:** #13 Top Grossing · Weather, #37 Top Free · Weather (US App Store)

This app simplifies flight planning, briefing, and filing for pilots. It offers interactive weather layers, detailed charts, and hazard awareness tools for enhanced situational awareness. Logbook features track flight hours and currency.

**Highlights:** Touch Planning on Map, Interactive Weather Layers, Geo-referenced Plates & Charts, Global Hazard Awareness, Digital Logbook, Synthetic Vision

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plus US - 3 months | $70.00 | one-time |
| Starter LATAM - 1 Year | $129.99 | one-time |
| Starter US - 1 Year | $129.99 | one-time |
| Starter CA - 1 Year | $129.99 | one-time |
| Starter EUR - 1 Year | $129.99 | one-time |
| Starter APAC - 1 Year | $129.99 | one-time |
| Starter ME & SA - 1 Year | $129.99 | one-time |
| Essential APAC - 1 Year | $259.99 | one-time |
| Essential ME & SA - 1 Year | $259.99 | one-time |
| Essential US - 1 Year | $259.99 | one-time |
| Essential CA - 1 Year | $259.99 | one-time |
| Premium LATAM | $390.00 | one-time |
| Premium ME & SA | $390.00 | one-time |
| Premium US - 1 Year | $390.00 | one-time |

**What reviewers like**

- 🚀 Excellent flight planning and navigation tool
- 🔒 Enhances safety and situational awareness
- 👍 Comprehensive and user-friendly features
- 👍 Seamless integration with avionics
- 👍 Responsive and helpful customer support

**What reviewers complain about**

- 🐛 Occasional crashes and stability issues
- 🔋 High battery consumption on mobile devices
- 🚫 Limited functionality for non-US/Canada users
- 💰 Expensive subscription model for some users

**Reported bugs**

- Weather data not updating correctly
- Issues with syncing user waypoints and annotations
- Incompatibility with certain iOS versions and device models

**Requested features**

- Ability to add multiple landing legs in a single flight plan
- Improved map annotations and drawing tools
- Customizable logbook and flight data export options
- Better support for Apple Watch and other wearables
- More comprehensive coverage of international airports and charts


### What The Sun?

[App page](https://appshunter.io/ios/app/what-the-sun/id6779562429)

**In-app purchases:** none


## Frequently asked questions

### Is ForeFlight Mobile EFB free?

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

### Is What The Sun? free?

What The Sun? costs $0.99, with no in-app purchases.

### Do ForeFlight Mobile EFB or What The Sun? have ads?

Neither ForeFlight Mobile EFB nor What The Sun? shows ads.

### Which is updated more often, ForeFlight Mobile EFB or What The Sun??

ForeFlight Mobile EFB ships an update every 2 weeks, and What The Sun? every 3 days. Most recently, ForeFlight Mobile EFB was updated on October 29, 2026 and What The Sun? on October 28, 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.*