Onboard Performance Tool vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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*** 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.
E
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E-PSAA-B787 App is an advanced learning management system application that will enable our subscribers to seamlessly undertake online training courses and assessments. The courses that the users will undertake are highly interactive and has real-time simulation effects. The E-PSAA-B787 App was developed by Navcon Aerospace to increase the accessibility of our Computer Based Training courses. Using the E-PSAA-B787 app the course reading and assessment can be undertaken either in the online mode or the offline mode. The E-PSAA-B787 App also integrates with the mainstream PC based Learning Management System for an exchange of course reading data and user settings.
Verdict
The clearest difference is update cadence: E at monthly against Onboard Performance Tool's every 6 months. E also leads on iOS requirement (9.0 vs 17.6). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Onboard Performance Tool ships an update every 6 months, E monthly. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.
| Parameter | Onboard Performance Tool | E |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (17 ratings) — better | — |
| Positive reviews | 13.5% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPad |
| Requires iOS | 17.6 | 9.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 427 MB |
| Age rating | 4+ | 4+ |
| Developer | The Boeing Company | Mohammed S AlHarbi |
In-app purchases
Onboard Performance Tool
No in-app purchases
E
No in-app purchases
Questions
Is Onboard Performance Tool free?
Is E free?
Do Onboard Performance Tool or E have ads?
Which is updated more often, Onboard Performance Tool or E?
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