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qdat
How to open a file with .qdat extension?
File type: QuickTime Installer Cache (Apple Inc.)
Compatible with Windows 10, 8.1, 8, 7, Vista and XP
Searching for the right program to open .qdat files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.
What is .qdat file extension?

File used by QuickTime, a video player program developed by Apple; contains installation data used for installing QuickTime; may be found on Windows systems with the name QuickTimeInstallCache.qdat and bundled with an .EXE installer file.


Windows Desktop Software that can be used to open .qdat files:
Apple QuickTime.