Onboard Performance Tool vs eGCA
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.
eGCA
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The eGCA Mobile App enables Pilots, Aircraft Maintenance Engineers (AMEs), and Air Traffic Controllers (ATCOs) to access eGCA services, track requests, receive updates, and stay connected while on the go.
Screenshots
Verdict
The clearest difference is update cadence: eGCA at every 2 months against Onboard Performance Tool's every 6 months. eGCA also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On price, ads and in-app purchases 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, eGCA every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.
| Parameter | Onboard Performance Tool | eGCA |
|---|---|---|
| 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 | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | The Boeing Company | DGCA |
In-app purchases
Onboard Performance Tool
No in-app purchases
eGCA
No in-app purchases
Questions
Is Onboard Performance Tool free?
Is eGCA free?
Do Onboard Performance Tool or eGCA have ads?
Which is updated more often, Onboard Performance Tool or eGCA?
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