# Lightspeed App vs E6B Aviation Calculator

The clearest difference is review sentiment: E6B Aviation Calculator at 78% against Lightspeed App's 11%. E6B Aviation Calculator also leads on rating (4.4 vs 3.3) and update cadence (every 3 weeks vs every 6 months). Lightspeed App's advantage is in-app purchases (none vs 4) and iOS requirement (15.0 vs 17). On price, ratings volume, ads and device support there is nothing between them.

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

E6B Aviation Calculator holds the better App Store score, 4.4 against 3.3. Both are backed by a comparable volume of ratings — 54 and 42 respectively. Written reviews point the same way: 11% of Lightspeed App's written reviews are positive against 78% of E6B Aviation Calculator's.

Lightspeed App ships an update every 6 months, E6B Aviation Calculator every 3 weeks. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Lightspeed App | E6B Aviation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (54 ratings)](https://appshunter.io/ios/app/lightspeed-app/id1469234593/reviews) | **[4.4 (42 ratings)](https://appshunter.io/ios/app/e6b-aviation-calculator-flt9/id6475892430/reviews)** |
| Number of ratings | **54** | 42 |
| Positive reviews | 11.4% of reviews | **78.3% 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 | 76 MB | 10 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lightspeed Aviation](https://appshunter.io/developer/541925734) | [Raj Jeshang](https://appshunter.io/developer/1725358290) |

## What reviewers say

### Lightspeed App

[App page](https://appshunter.io/ios/app/lightspeed-app/id1469234593)

Enhance your flight experience with real-time CO sensor monitoring and personalized audio. Record and archive radio conversations for review and training.

**Highlights:** Real-time CO sensor tracking, Smart CO alerts, Personalized audio equalization (HearingEQity™), Record radio conversations, Archive flight recordings, Draw flight diagrams

**Features:** Vision Pro support

**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 Lightspeed App free?

Lightspeed App 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, Lightspeed App or E6B Aviation Calculator?

E6B Aviation Calculator is rated higher. Lightspeed App averages 3.3 out of 5 from 54 ratings, while E6B Aviation Calculator averages 4.4 from 42 ratings.

### Do Lightspeed App or E6B Aviation Calculator have ads?

Neither Lightspeed App nor E6B Aviation Calculator shows ads.

### Which is updated more often, Lightspeed App or E6B Aviation Calculator?

Lightspeed App ships an update every 6 months, and E6B Aviation Calculator every 3 weeks. Most recently, Lightspeed App was updated on November 3, 2026 and E6B Aviation Calculator on November 12, 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.*