Basic information about QB1 file

When there is a problem with opening files with the file extension QB1（*.QB1 or *.qb1）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the QB1 file yourself.

There are 1 file types using the QB1 file extension in our database. In the further part of this page, you will find detail information about all the QB1 file with their brief description and a list of programs that support QB1 file sorted by operating systems. The table below provides useful information about the QB1 file extension. It answers questions such as:
  • What is the QB1 file?
  • How to open a QB1 file?
  • What programs do I need to open a QB1 file?
  • What programs help to create and edit a QB1 file?
  • How to convert QB1 files to another file format?
  • How to convert another files to QB1 file format?


1.Detail information about QB1 file extension: Quicken Data

File type Quicken Data Category Developer Files
Developer N/A File format N/A
Description QB1 file is a Quicken Data. The qb1 file extension is associated with Quicken, a personal finance management tool developed by Intuit, Inc, which is available in both Windows and Mac Versions.

The qb1 files were used by some older version of Quicken, probably to store some sort of financial data.

This qb1 file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
Software programs that will open, edit or convert QB1 files

Windows		 Quicken

macOS		 Quicken for Mac
Quicken Essentials for Mac



Can't open a QB1 file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.QB1”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the QB1 extension without any issue.


Where I can download the application that support QB1 file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of QB1 files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a QB1 file?

The reasons for the lack of the ability to open a QB1 file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a QB1 file. If there is still something wrong, you might want to check:

  • Whether the QB1 file is damaged.
  • Whether the QB1 file is incorrectly linked in the registry entries.
  • Whether the QB1 file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the QB1 file format is incompletely.
  • Whether the QB1 file is infected.
  • Whether the drivers of the equipment used for opening a QB1 file are up to date.
  • Whether your computer has enough hardware resources to open a QB1 file.

If the QB1 file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.