# Flight Computer Sim vs E6B Aviation Calculator

The clearest difference is in-app purchases: Flight Computer Sim at none against E6B Aviation Calculator's 4. Flight Computer Sim also leads on rating (4.8 vs 4.4) and iOS requirement (7.0 vs 17). E6B Aviation Calculator's advantage is update cadence (every 3 weeks vs every 6 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. E6B Aviation Calculator sells 4 in-app purchases, starting at $2.99 per month. Flight Computer Sim asks for nothing beyond the download.

Flight Computer Sim holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 26 and 37 respectively. Written reviews point the same way: 88% of Flight Computer Sim's written reviews are positive against 82% of E6B Aviation Calculator's.

Flight Computer Sim ships an update every 6 months, E6B Aviation Calculator every 3 weeks. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Flight Computer Sim | E6B Aviation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (26 ratings)](https://appshunter.io/ios/app/flight-computer-sim/id951334562/reviews)** | [4.4 (37 ratings)](https://appshunter.io/ios/app/e6b-aviation-calculator-flt9/id6475892430/reviews) |
| Number of ratings | 26 | **37** |
| Positive reviews | **88.2% of reviews** | 81.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 175 MB | 10 MB |
| Requires iOS | **7.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Diego Rodrigues](https://appshunter.io/developer/945473545) | [Raj Jeshang](https://appshunter.io/developer/1725358290) |

## What reviewers say

### Flight Computer Sim

[App page](https://appshunter.io/ios/app/flight-computer-sim/id951334562)

This app simulates the E6B slide ruler, a crucial tool for aircraft pilots. It offers high-resolution visuals and smooth controls for precise calculations in conversion and wind correction modes. Experience a realistic feel for essential aviation computations.

**Highlights:** E6B slide ruler simulation, High-resolution ruler, Smooth rotation and sliding controls, Pinch-to-zoom functionality, Conversion mode, Wind correction modes (low and high speed)

**Features:** macOS Compatibility

**In-app purchases:** none


### E6B Aviation Calculator

[App page](https://appshunter.io/ios/app/e6b-aviation-calculator-flt9/id6475892430)

This app provides a comprehensive suite of aviation calculators, including E6B functions, ascent/descent planning, fuel calculations, and weight & balance. It supports various unit conversions and offers customizable default units for international users.

**Highlights:** E6B flight calculations, Ascent and descent planner, Fuel and weight/balance calculator, Holding pattern calculations, Performance data interpolation, Extensive unit conversions, Customizable default units

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $2.99 | per month |
| Full Access | $2.99 | per month |
| Full Access | $6.99 | per year |
| Lifetime Full Access | $8.99 | one-time |


## Frequently asked questions

### Is Flight Computer Sim free?

Flight Computer Sim is free to download, with no in-app purchases.

### Is E6B Aviation Calculator free?

E6B Aviation Calculator is free to download, with in-app purchases available.

### Which has better reviews, Flight Computer Sim or E6B Aviation Calculator?

Flight Computer Sim is rated higher. Flight Computer Sim averages 4.8 out of 5 from 26 ratings, while E6B Aviation Calculator averages 4.4 from 37 ratings.

### Do Flight Computer Sim or E6B Aviation Calculator have ads?

Neither Flight Computer Sim nor E6B Aviation Calculator shows ads.

### Which is updated more often, Flight Computer Sim or E6B Aviation Calculator?

Flight Computer Sim ships an update every 6 months, and E6B Aviation Calculator every 3 weeks. Most recently, Flight Computer Sim was updated on October 10, 2026 and E6B Aviation Calculator on October 17, 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.*