Calculate mass and balance for various Diamond aircraft models with interactive weight input and real-time chart plotting. Generate professional PDF loadsheets and convert weight/fuel units. Receive alerts for overweight conditions.






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Calculate mass and balance for various Diamond aircraft models with interactive weight input and real-time chart plotting. Generate professional PDF loadsheets and convert weight/fuel units. Receive alerts for overweight conditions.

This utility app serves as an essential resource for pilots employed by Cathay Pacific and affiliated with the AOA Group and HKALPA. It provides critical information and tools tailored to their professional needs.




A digital flight logbook for pilots to easily manage and add new entries. It allows for detailed recording of flight information, including times, aircraft, and pilot details. The app offers a Pro in-app purchase to unlock full features beyond the initial free entry limit.