# Eclipse QRA vs Aviation Calculator

The clearest difference is in-app purchases: Eclipse QRA at none against Aviation Calculator's 2. Eclipse QRA also leads on iOS requirement (12.0 vs 17.0). Aviation Calculator's advantage is update cadence (every 10 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Aviation Calculator sells 2 one-off in-app purchases. Eclipse QRA asks for nothing beyond the download.

Eclipse QRA ships an update every 4 months, Aviation Calculator every 10 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Eclipse QRA | Aviation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/eclipse-qra/id489929868/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 53 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Eclipse Aerospace](https://appshunter.io/developer/489929892) | [David Jones](https://appshunter.io/developer/6808813668) |

## What reviewers say

### Eclipse QRA

[App page](https://appshunter.io/ios/app/eclipse-qra/id489929868)

This app provides pilots with quick access to essential aircraft information, including checklists, weight and balance calculations, fuel planning, performance data, and emergency procedures. It aims to streamline pre-flight and in-flight operations for pilots.

**Highlights:** Interactive checklists with completion tracking, Weight and balance configuration, Automated fuel planning calculations, Performance lookup for takeoff, cruise, and landing, Searchable emergency procedures, DSU data upload for maintenance, Access to aircraft manuals

**Features:** Vision Pro support

**In-app purchases:** none


### Aviation Calculator

[App page](https://appshunter.io/ios/app/aviation-calculator/id6809196288)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-day Trial | Free | one-time |
| Full Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Eclipse QRA free?

Eclipse QRA is free to download, with no in-app purchases.

### Is Aviation Calculator free?

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

### Do Eclipse QRA or Aviation Calculator have ads?

Neither Eclipse QRA nor Aviation Calculator shows ads.

### Which is updated more often, Eclipse QRA or Aviation Calculator?

Eclipse QRA ships an update every 4 months, and Aviation Calculator every 10 days. Most recently, Eclipse QRA was updated on November 1, 2026 and Aviation Calculator on October 31, 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.*