# Sparky's E6B Lite vs EF1 E6B Flight Computer

The clearest difference is in-app purchases: Sparky's E6B Lite at none against EF1 E6B Flight Computer's 2. Sparky's E6B Lite also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.1). EF1 E6B Flight Computer's advantage is update cadence (weekly vs every 10 months) and chart position (#195 vs unranked). On price, review sentiment and device support 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. Sparky's E6B Lite asks for nothing beyond the download.

Sparky's E6B Lite ships an update every 10 months, EF1 E6B Flight Computer weekly. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Sparky's E6B Lite | EF1 E6B Flight Computer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (10 ratings)](https://appshunter.io/ios/app/sparkys-e6b-lite/id1248162312/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 66.7% of reviews | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#195** |
| Size | 15 MB | 48 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intineo LLC](https://appshunter.io/developer/365831703) | [EntireFlight LLC](https://appshunter.io/developer/1895485027) |

## What reviewers say

### Sparky's E6B Lite

[App page](https://appshunter.io/ios/app/sparkys-e6b-lite/id1248162312)

This app simulates a mechanical E6B flight computer, offering tools for calculations, practice, and learning flight computations. It features a slide rule for multiplication, division, and fuel calculations, along with wind vector analysis for flight headings.

**Highlights:** E6B flight computer emulation, Multiplication and division calculations, Fuel consumption and time/speed/distance calculations, Unit conversions (distance, volume, weight), Airspeed, altitude, and Mach number calculations, Wind vector computer for headings and correction angles

**Features:** macOS Compatibility

**In-app purchases:** none


### EF1 E6B Flight Computer

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

**Currently charting:** #195 Top Grossing · Navigation (US App Store)

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 |


## Frequently asked questions

### Is Sparky's E6B Lite free?

Sparky's E6B Lite is free to download, with no in-app purchases.

### Is EF1 E6B Flight Computer free?

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

### Do Sparky's E6B Lite or EF1 E6B Flight Computer have ads?

EF1 E6B Flight Computer shows ads; Sparky's E6B Lite does not.

### Which is updated more often, Sparky's E6B Lite or EF1 E6B Flight Computer?

Sparky's E6B Lite ships an update every 10 months, and EF1 E6B Flight Computer weekly. Most recently, Sparky's E6B Lite was updated on October 5, 2026 and EF1 E6B Flight Computer on October 2, 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.*