How to Convert OST to CSV Format? Easy Approach

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  • Updated on April 26th, 2025

Summary: OST file is a primary file format that keeps Outlook data, including emails, contacts, calendars, and more. Users can use it to use it offline, while it is universally unacceptable, leading users to convert OST to a widely-supported format. As a result, users convert OST to CSV format as CSV files are easily accessible from different platforms. For this, you can use the traditional and OST Converter Tool

In this blog, we will discuss simple approaches to save OST files in CSV format for viewing OST file data easily. Before we move further, take a look at the advantages of exporting OST to CSV format. 

Why Do Users Convert OST File to CSV? 

When you read this section, your doubts related to why users choose to save the OST file as CSV will be resolved. 

  •  This process allows users to easily access their OST files on different platforms, including a basic text editor and spreadsheets. 
  • Unlike OST files, CSV maintains and organises bulk emails in a human-readable manner. 
  • Using an OST file to keep data can be risky, so users often save in CSV for security purposes. 

Further, we will help you in resolving the query: “Can I Convert Outlook OST file to CSV?”. 

Trusted Approach to Convert OST to CSV

Several ways are available to do this process, including risky and easy methods. To know which solution to pick, read this section thoroughly and carefully. As a result, you will be able to finish this process in no time without additional efforts. 

#1 Export OST File to CSV – Free Solution 

Follow these steps for the solution without any cost. 

  1. For the OST to CSV conversion, start Microsoft Outlook. 
  2. Afterwards, look for the File option from the top menu bar and click on it.
  3. Further, you will see Open and Export. Hit on it. 
  4. Thereafter, choose the Import/Export feature -> Export to a file
  5. After that, pick Comma Separated Values from the given options. 
  6. Later, choose the folder with OST files. 
  7. Then, assign the path for keeping the output CSV file in your system. 
  8. Lastly, press the Finish Tab to end the process. 

Thus, you can use this technique for conversion. However, there is a high chance this might not work accordingly. Additionally, it has a risk of data loss during the conversion which might not be retrieved. Consequently, users avoid using this approach and look for a trustworthy and effective method. You don’t need to worry, we have a perfect solution for this. 

#2 Automated Method to Convert OST into CSV

CloudXena OST to PST Converter is one of the most appreciated utilities that makes the process simple and easy. You can use this software for various purposes such as conversion of bulk data. Apart from this, it gives innovative features to convert OST to CSV with ease. For instance, duplicate remover, convert emails without attachments, and more. Despite the use of these methods, folder hierarchy remains the same as it was before the process. 

Easy and Quick Steps to Convert OST File to CSV

You can follow the steps below for a rapid and secure solution.

  1. Firstly, download and open the OST to PST Converter Software on your PC. 
  2. Later, hit the Select Files option to add OST files for conversion. Click Open
  3. Then, preview all the OST file data and tick items for saving OST to CSV. Press the Next tab. 
  4. Further, choose CSV as the saving option from the drop-down menu. 
  5. After that, provide the location for keeping the output CSV file. 
  6. Lastly, hit Convert to begin the process automatically. 

Also Read – Convert OST to PST

Ending Thought 

An OST to CSV conversion process is not complicated until your OST file is  active in Outlook. If OST files are in Outlook, you can use the manual approach easily. Sometimes, users have orphan OST files for conversion which are difficult to be saved as CSV. Therefore, a professional solution is the most opted as it allows users to convert OST to CSV without hindrance. 

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