# Eclipse QRA vs SkewTLogPro

The clearest difference is review sentiment: Eclipse QRA at 100% against SkewTLogPro's 47%. Eclipse QRA also leads on rating (5.0 vs 2.7) and in-app purchases (none vs 1). SkewTLogPro's advantage is ratings volume (97 vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SkewTLogPro sells 1 in-app purchase, starting at $12.99 per year. Eclipse QRA asks for nothing beyond the download.

Eclipse QRA holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: SkewTLogPro has 97 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Eclipse QRA's written reviews are positive against 47% of SkewTLogPro's.

Eclipse QRA ships an update every 4 months, SkewTLogPro every 2 months. The most recent releases landed on July 30, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Eclipse QRA | SkewTLogPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/eclipse-qra/id489929868/reviews)** | [2.7 (97 ratings)](https://appshunter.io/ios/app/skewtlogpro/id522720710/reviews) |
| Number of ratings | 3 | **97** |
| Positive reviews | **100.0% of reviews** | 46.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Subscription |
| Size | 53 MB | 79 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eclipse Aerospace](https://appshunter.io/developer/489929892) | [Chad Sandstedt](https://appshunter.io/developer/522720713) |

## 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


### SkewTLogPro

[App page](https://appshunter.io/ios/app/skewtlogpro/id522720710)

Access powerful skew-t log-p charts with one touch. View atmospheric data like temperature, dew point, and winds aloft at various altitudes. Supports current GPS location, airport codes, or lat/lon for detailed weather analysis.

**Highlights:** One-touch skew-t log-p chart access, View charts by GPS, airport ID, or lat/lon, Visual indication of temperature, dew point, winds aloft, Support for International Airport ICAO codes, View charts along your route, Save charts for offline use, Scroll forward/backward for past and forecast charts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $12.99 | per year |

**What reviewers like**

- 📊 Excellent tool for flight planning and weather analysis
- ☁️ Accurate cloud top and bottom predictions
- ❄️ Helpful for identifying icing conditions and freezing levels
- 🎯 Comprehensive atmospheric information in one app
- 👨‍✈️ Essential resource for pilots and weather enthusiasts

**What reviewers complain about**

- 💰 Sudden switch to subscription model for existing paid users
- 🚫 No grandfathering or refunds for previous purchasers
- ⏸️ Extended downtime when data source became unavailable
- 📵 App becomes completely non-functional without subscription
- 💸 High annual subscription fee ($13/year) relative to competitors

**Reported bugs**

- App crashes when selecting locations
- Data timeout errors after updates
- App becomes non-functional when data source API changes
- Slow performance and lag when flipping through hourly forecasts on iPad
- Crashes when manually changing parameters on iPad

**Requested features**

- Interactive charts like rucsoundings with exact value selection
- Extended forecast range beyond 18 hours using GFS data
- Remember last input locations for route planning
- Display CAPE, LFC, EL, and adiabatic lines graphically on chart
- Show weather model being used in the app


## Frequently asked questions

### Is Eclipse QRA free?

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

### Is SkewTLogPro free?

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

### Which has better reviews, Eclipse QRA or SkewTLogPro?

Eclipse QRA is rated higher. Eclipse QRA averages 5.0 out of 5 from 3 ratings, while SkewTLogPro averages 2.7 from 97 ratings.

### Do Eclipse QRA or SkewTLogPro have ads?

Neither Eclipse QRA nor SkewTLogPro shows ads.

### Which is updated more often, Eclipse QRA or SkewTLogPro?

Eclipse QRA ships an update every 4 months, and SkewTLogPro every 2 months. Most recently, Eclipse QRA was updated on July 30, 2026 and SkewTLogPro on September 23, 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.*