Welcome to the world of more realistic flight simulation!
While entire sim community tries to lift-of, FS decelerate is here to stop you.

FS Decelerate calculator now brings you one step closer to real life aircraft
operations. With hours of flight simulator testing and extensive database on Boeing 777 series performance, FS Decelerate allows you to accurately calculate landing roll distance using variety of parameters.

Now you can finally use that auto brake selector like a pro!

Features:

• Worldwide database with close to 11,000 airports and 29,000 runways
• Easy-to-use, user-friendly interface resembling real-life 'Boeing OPT' software
• Actual simulator performance data
• Flap 20,25 and flap 30 calculations 
• Landing performance for type Boeing 777-200LR, 777-300ER/F 
• Multiple choice of units: kilograms (kg), pounds (lb), meter (m), feet (ft), hPa (hecto pascal), inHg (Inches of mercury)
• Easy-to-read manual explaining how to use the program and what the program is for
• Easy installation and registration.