InDesign File Extension – Using the Adobe File Type


An InDesign file extension is a staple in different company digital prints such as newsletters and flyers. Learn how to best use the INDD file type.

What Is the InDesign File Extension?

The InDesign file extension (INDD) is a file type for the software Adobe InDesign. The elements included in the InDesign file extension are layouts, page data and other files. The most common uses for INDD files are for publishing flyers, newspapers and other business layouts.

Some common features of an INDD file type is it upholds the visual layout of an entire project or presentation during any changes implemented, such as adding text or graphics.

When Should I Use an Indesign File Extension?

An INDD file type is commonly used for things with extensive visual layouts, such as flyers and newsletters. A big reason to use INDD is it’s capable of maintaining the visual structure of business projects and presentations. Especially when a project is large and has numerous pages, INDD keeps the visuals invariable. Once the presentation has a decided upon visual outlook, the INDD holds it intact no matter how many changes are made or graphics added.

A screenshot of the INDD logo being used by the company Canto's systems.
INDD files are perfect for visual layouts.

INDD files are perfect for editing numerous pages at once. It’s the ultimate extension when working on multi-page projects. When a user changes something on one page, it stays consistent with the rest of the layouts.

How Do I Open an InDesign File?

Adobe InDesign opens INDD files by default. Unfortunately not everyone has access to Adobe products, but luckily there are some alternatives. The first alternative is a conversion, which will be addressed later. If that’s not ideal, there are online programs that allow users to view and edit INDD files without Adobe products.

A screenshot of the INDD logo.
INDD can be opened using the Adobe software.

How Can I Convert an InDesign File?

When you need to convert an INDD file extension, the Adobe software has all the tools necessary. You can use the Adobe InDesign software to change the file extension to more favorable image file types.

  1. With the file you wish to convert open in InDesign, select ‘File’ from the dropdown menu.
  2. Choose ‘Export’.
  3. In the prompt, choose which file type best suits your needs.
  4. Rename the file if you would like a copy of the INDD extension saved as well.
  5. Save the file to the location of your choice.

You should consider converting from an INDD file when you want a more manageable-sized file. This usually depends on the type of storage systems you have available. Also, if a client or other third-party needs a copy of the project you’re working on and you feel INDD would be an inconvenience, a conversion is ideal.

Evaluate the different ways to use an INDD and see if it fits your needs for your next project or campaign. Consider a digital asset management system to store large INDD files.