# Flight Calculator vs FlightReady E6B

The clearest difference is price: Flight Calculator at $4.99 against FlightReady E6B's $9.99. Flight Calculator also leads on iOS requirement (12.0 vs 18.1). FlightReady E6B's advantage is chart position (#27 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Flight Calculator costs $4.99 and FlightReady E6B $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Flight Calculator ships an update every 3 months, FlightReady E6B every 4 months. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Flight Calculator | FlightReady E6B |
| --- | --- | --- |
| Price | **$4.99** | $9.99 |
| Rating | — | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/flightready-e6b/id999497481/reviews)** |
| Number of ratings | — | **1.1K** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Paid |
| Best chart rank | — | **#27** |
| Size | 2 MB | 5 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrej Hyll](https://appshunter.io/developer/670752706) | [Aeroapps Technology](https://appshunter.io/developer/923860276) |

## What reviewers say

### Flight Calculator

[App page](https://appshunter.io/ios/app/flight-calculator/id801998510)

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

**In-app purchases:** none


### FlightReady E6B

[App page](https://appshunter.io/ios/app/flightready-e6b/id999497481)

**Currently charting:** #27 Top Paid · Navigation (US App Store)

This aviation utility provides over 100 functions, conversions, and utilities for pilots. It offers accurate calculations for flight planning, performance, navigation, and aerodynamics, surpassing other E6B apps with its comprehensive and precise scientific formulas.

**Highlights:** Over 100 aviation functions, Accurate scientific formulas, Flight planning calculations, Performance metrics, Navigation tools, Extensive unit conversions, Weight & Balance calculations

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient calculations
- 💡 Useful features for pilots
- 👍 Intuitive interface
- 👍 Saves time during flight planning

**What reviewers complain about**

- 🐛 Pressure conversion issues
- 🐛 App crashes
- 🐛 Calculation problems
- 🐛 Lack of seconds in time measurements

**Reported bugs**

- Fuel computation functions crashing
- New extra functions not working

**Requested features**

- Add wind correction angle calculation
- Include seconds in time measurements
- Provide user manual or instructions


## Frequently asked questions

### Is Flight Calculator free?

Flight Calculator costs $4.99, with no in-app purchases.

### Is FlightReady E6B free?

FlightReady E6B costs $9.99, with no in-app purchases.

### Do Flight Calculator or FlightReady E6B have ads?

Neither Flight Calculator nor FlightReady E6B shows ads.

### Which is updated more often, Flight Calculator or FlightReady E6B?

Flight Calculator ships an update every 3 months, and FlightReady E6B every 4 months. Most recently, Flight Calculator was updated on October 14, 2026 and FlightReady E6B on October 15, 2026.

---

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