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Informations about the QDI filename extension and the file formats associated with it

We collected the information you should know about the .qdi filename on this page. If you were sent a(n) .qdi file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.qdi - Quicken Data Index

The QDI file is a Data file, which is connected to the Quicken Data Index according to our registry. With the adequate settings, the Quicken Data Index (.qdi) files can be opened or converted with the help of Intuit Quicken.

Format description:
QDI format description not yet available
Intuit Quicken
Magic string:
- / -
Related links:
Related extensions:
Intuit Quicken Address Book Data
Quicken IntelliCharge Categorization
Quicken Online Data
Intuit Quicken Home Inventory Data File
Intuit Quicken Index Data
Intuit Quicken Financial Life for Mac File

Important! Programs other than the ones listed above may also use the .qdi file extension. Even harmful programs can create files with the .qdi extension to store data in them. Always be careful with .qdi files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .qdi file can’t be opened on your computer?

If the program necessary for opening the .qdi file is installed properly on your computer, then the quickest and simplest way to open the .qdi file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .qdi file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .qdi extension

The .qdi filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .qdi files.

qdl, qdu, qsi

Maybe you’re not even looking for the .qdi file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .qdi extension. It’s possible that the one you’re looking for is among them.

Cue Description Language Document
QTL Simulation Information File

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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