# Onboard Performance Tool vs Skybook Aviation Cloud

The clearest difference is rating: Skybook Aviation Cloud at 4.0 against Onboard Performance Tool's 3.5. Skybook Aviation Cloud also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (11.0 vs 17.6). Onboard Performance Tool's advantage is ratings volume (17 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Skybook Aviation Cloud holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: Onboard Performance Tool has 17 ratings behind it against 1, so its average is the more settled of the two.

Onboard Performance Tool ships an update every 6 months, Skybook Aviation Cloud every 2 months. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Onboard Performance Tool | Skybook Aviation Cloud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (17 ratings)](https://appshunter.io/ios/app/onboard-performance-tool/id584211407/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/skybook-aviation-cloud/id1022275772/reviews)** |
| Number of ratings | **17** | 1 |
| Positive reviews | 13.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 42 MB | 116 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Boeing Company](https://appshunter.io/developer/493615170) | [Keyzo IT Solutions Ltd](https://appshunter.io/developer/514884396) |

## What reviewers say

### Onboard Performance Tool

[App page](https://appshunter.io/ios/app/onboard-performance-tool/id584211407)

This application enables flight crews and ground personnel to perform real-time performance calculations for flights. It provides fast and precise data for takeoff, landing, and weight and balance, accounting for various environmental and operational factors.

**Highlights:** Real-time performance calculations, Takeoff analysis, Landing analysis, Weight and balance information, Accounts for weather and runway conditions, Corrects for pressure variation and MEL items

**In-app purchases:** none


### Skybook Aviation Cloud

[App page](https://appshunter.io/ios/app/skybook-aviation-cloud/id1022275772)

This aviation industry application serves as an intelligent Electronic Flight Bag, replacing outdated paper flight packs with comprehensive digital briefings. It enhances flight crew confidence by automatically alerting them to potential flight issues and allows for the capture of flight data and incident reports.

**Highlights:** Comprehensive digital flight briefings, Intelligent Electronic Flight Bag, Automated alerts for flight issues, Auditable flight records, Digital journey log for data capture, 24x7 support and training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onboard Performance Tool free?

Onboard Performance Tool is free to download, with no in-app purchases.

### Is Skybook Aviation Cloud free?

Skybook Aviation Cloud is free to download, with no in-app purchases.

### Which has better reviews, Onboard Performance Tool or Skybook Aviation Cloud?

Skybook Aviation Cloud is rated higher. Onboard Performance Tool averages 3.5 out of 5 from 17 ratings, while Skybook Aviation Cloud averages 4.0 from 1 ratings.

### Do Onboard Performance Tool or Skybook Aviation Cloud have ads?

Neither Onboard Performance Tool nor Skybook Aviation Cloud shows ads.

### Which is updated more often, Onboard Performance Tool or Skybook Aviation Cloud?

Onboard Performance Tool ships an update every 6 months, and Skybook Aviation Cloud every 2 months. Most recently, Onboard Performance Tool was updated on October 16, 2026 and Skybook Aviation Cloud on October 13, 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.*