Design Airspeeds and Flight Envelope Calculator for Windows

Used Design Airspeeds and Flight Envelope Calculator for Windows?

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Editors’ Review

Download.com staffJuly 30, 2026

This compact Windows application enables professional evaluation of design airspeeds and flight envelopes for light aircraft. It facilitates V-n diagram estimation for structural analysis, ensuring compliance with international certification standards like LTF-UL and CS-VLA.

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Trial version

Pros
- Calculates design airspeeds and flight envelopes for light aircraft configurations
- Facilitates fast evaluation of V-n diagrams for structural analysis
- Meets LTF-UL and ASTM F 2245 certification specification requirements
- Supports type certification for ultralight and light sport airplanes
- Lightweight engineering tool optimized for ground testing evaluations
Cons
- Limited exclusively to Windows operating systems
- Designed specifically for light aircraft and ultralight categories only
- Lacks comprehensive aerodynamic modeling beyond flight envelope calculations
- Requires manual input of specific airplane configuration data