# EF1 E6B Flight Computer vs Rotate E6B Flight Computer

The clearest difference is ads: Rotate E6B Flight Computer at none against EF1 E6B Flight Computer's shown. Rotate E6B Flight Computer also leads on update cadence (daily vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. EF1 E6B Flight Computer sells 2 in-app purchases, starting at $3.99 per month and Rotate E6B Flight Computer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

EF1 E6B Flight Computer ships an update weekly, Rotate E6B Flight Computer daily. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | EF1 E6B Flight Computer | Rotate E6B Flight Computer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 33 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EntireFlight LLC](https://appshunter.io/developer/1895485027) | [Renzo Madueno](https://appshunter.io/developer/1870238937) |

## What reviewers say

### EF1 E6B Flight Computer

[App page](https://appshunter.io/ios/app/ef1-e6b-flight-computer/id6763776403)

This app provides a comprehensive electronic flight computer for pilots, offering fast, offline calculations for wind, airspeed, fuel, and navigation. It includes multi-leg route planning, printable navigation logs, and weight and balance calculations.

**Highlights:** Wind triangle calculations, Time, speed, distance calculations, Fuel burn, endurance, and range, Multi-leg cross-country planning, Printable VFR/IFR navigation logs, Weight and balance calculations, Fully offline functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $19.99 | per year |


### Rotate E6B Flight Computer

[App page](https://appshunter.io/ios/app/rotate-e6b-flight-computer/id6812263567)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is EF1 E6B Flight Computer free?

EF1 E6B Flight Computer is free to download, with in-app purchases available.

### Is Rotate E6B Flight Computer free?

Rotate E6B Flight Computer is free to download, with in-app purchases available.

### Do EF1 E6B Flight Computer or Rotate E6B Flight Computer have ads?

EF1 E6B Flight Computer shows ads; Rotate E6B Flight Computer does not.

### Which is updated more often, EF1 E6B Flight Computer or Rotate E6B Flight Computer?

EF1 E6B Flight Computer ships an update weekly, and Rotate E6B Flight Computer daily. Most recently, EF1 E6B Flight Computer was updated on October 2, 2026 and Rotate E6B Flight Computer on September 30, 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.*