Comparison

Onboard Performance Tool vs Skybook Aviation Cloud

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Onboard Performance Tool

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
Read full description

*** This application requires configuration files, performance and other databases, available separately. Contact your Boeing representative for details. *** The Onboard Performance Tool (OPT) permits flight crews and ground personnel to perform real-time calculations based on current weather and runway conditions, while adhering to company and regulatory policies and procedures. The Onboard Performance Tool provides self-planning capability through fast and precise calculations. It allows flight crews to calculate the takeoff analysis, landing analysis, and weight and balance information. Instant and accurate calculations save time by correcting for pressure variation, runway conditions, engine bleeds and Minimum Equipment List (MEL) items.

About

Skybook Aviation Cloud

This aviation industry application serves as an intelligent Electronic Flight Bag, replacing outdated paper flight packs with comprehensive digital briefings.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
Read full description

skybook Aviation Cloud is an application developed by Bytron Aviation Systems and is intended to be used by the aviation industry only. Our skybook app is so much more than an Electronic Flight Bag (EFB) or Electronic Flight Folder (EFF). It’s the flight deck companion your aircrew have been waiting for. Available as part of our skybook Premium Package or as a stand-alone EFB solution, our skybook app delivers a user interface that is highly intuitive to use, offering unrivalled flexibility across all leading tablet platforms. Our application uses the full power of skybook, generating comprehensive digital briefing packs using operator settings to interpret the detail taken directly from OFP’s operator settings. Our intelligent Electronic Flight Bag application delivers comprehensive digital briefings, tailored to the needs of each operator, that remove the reliance outdated and static paper-based packs. Innovative user driven functionality leads you through each vital piece of briefing information automatically alerting you to all issues that could potentially impact on the sector being flown, increasing flight crew confidence prior to each flight. Generate fully auditable flight records and increase operational awareness of flight performance by capturing a wide range of actual flight data and incident reports during each flight phase within the skybook EFB application. The Journey Log module allows aircrews to capture important information quickly and easily during each flight using a series of intuitive digital forms that can be instantly transmitted back to teams on the ground, again removing the need for outdated paper-based reporting. User friendly system, with excellent 24x7 support, training and video tutorials. This app is designed for existing clients using our skybook service. Please contact info@bytron.aero if you would like a free demo login to the tablet application and skybook web portal.

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Onboard Performance Tool versus Skybook Aviation Cloud: the parameters behind the verdict, then further details
ParameterOnboard Performance ToolSkybook Aviation Cloud
PriceFreeFree
Rating3.5 (17 ratings)4.0 (1 ratings) — better
Positive reviews13.5% of reviews—
Number of ratings17 — better1
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPadiPad
Requires iOS17.611.0 — better
Further details — not scored
Size42 MB116 MB
Age rating4+4+
DeveloperThe Boeing CompanyKeyzo IT Solutions Ltd

Customer experience

Onboard Performance Tool

All ratings18 ratings
Positive55.6%
Neutral5.6%
Negative38.9%
Written reviews37 reviews
Positive13.5%
Neutral8.1%
Negative78.4%

Skybook Aviation Cloud

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Onboard Performance Tool

No in-app purchases

None

Skybook Aviation Cloud

No in-app purchases

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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