Top Ways to Convert OLM to CSV on Mac and Windows

Summary: If you want to convert an OLM file to CSV and are looking for the best solution to convert an OLM file to CSV. So, this blog is for you. In this article, we will know the best ways to Convert OLM to CSV on Mac and Windows and provide the best OLM Converter tool.


What are OLM and CSV Files?

OLM: The Outlook for Mac application uses a particular file format called (.OLM). These files store essential information like emails, calendar events, tasks, and contacts.

CSV: The CSV file is a text file where (commas separate the values). It’s like a table where each line represents a piece of information. For example, you can have columns for a person’s name, email, phone number, and address. A comma separates each piece of information so the computer can understand where one value ends and another begins.

We all know that all files have pros and cons, so it depends on your condition of what file format you want for your different data according to your needs. We will discuss the main reasons for exporting OLM to CSV files below.

Reasons to Convert OLM to CSV?

An OLM file is a file that holds multiple mailboxes and organizes the data using folders and subfolders. Because of this organization, it can be challenging to convert a single OLM file to another file format while maintaining the subfolders. On the other hand, a CSV file is a straightforward text file that can be easily opened in many different programs.

Some Advantages of Converting OLM Files to CSV:

  • CSV files store contact details in a table format with columns and rows, making viewing and using the data easy.
  • It can be opened using programs like Google Spreadsheet, Microsoft Excel, or Open Office Calc, which are commonly available and widely used.
  • CSV can be accessed offline using spreadsheet programs like MS Excel or Open Office Calc, eliminating the need for an internet connection to view and work with the data.
  • The CSV files are designed to be user-friendly, allowing anyone, even those who are not tech-savvy, to understand and utilize the data efficiently. It can be easily migrated to different email clients.

Two Best Methods to Convert OLM to CSV

We are discussing two methods that will help you to convert OLM files to CSV easily with manual and professional methods. After that, you can choose any one method as per your requirement.

Method 1. Convert OLM File to CSV Using MS Outlook

  1. Open Outlook on your system and go to the “File” tab.
  2. Then hit “Open & Export” and select the “Import/Export” option.
  3. Click on the “Export to a File” button and select the “Comma Separated Value (CSV)” option and hit the “Next” option.
  4. Now, give the CSV file a name and select the destination. You can choose any destination on your computer where you want to save or external storage.
  5. After defining the name and location, click the “Finish” button.

Limitations of Manual Method:

  • Exporting OLM files to CSV can take a long time, making it time-consuming.
  • It also requires technical know-how to convert OLM to CSV files.
  • It would help if you had Outlook installed, and there’s a risk of exposing your email data because it can lose your data.

The manual method works to convert OLM files to CSV, but as we discussed, it has many limits that can corrupt your data. Now we’ll know about the professional method.

Method 2. Convert OLM Files to CSV Professionally.

  1. Firstly, Download and Install OLM Converter Tool on your system and Rui.
  2. Select the Single File/Multiple Folders option.
  3. After selection, Browse the OLM file you want to convert and Next after selection.
  4. Then, Preview your selective file and Next.
  5. Now, choose that CSV option from Saves/Backup/Migrate AS drop-down list.
  6. After that, select the Filters/Features as per your need.
  7. Next, Tap on the Convert option to start the process.

This application allows all users, like Windows Users, Mac Users, and Linux/Unix Users, to convert OLM to CSV files, multiple formats, and email clients. It has various features/filters that make your task easy. It has a simple GUI. Therefore, beginners can use this software smoothly without any errors. The software can convert multiple files/folders at a time. It saves you time and converts OLM to CSV online.

Few Attributes of the OLM Converter Tool

  • It converts the bulk of OLM to various file formats by using single and multiple modes.
  • It offers various OLM mailbox features to export emails, contacts, journals, tasks, calendars, notes, and more.
  • This software can convert Mac OLM files to CSV and various file formats like PST, MBOX, EML, MSG, MBOX, EMLX, HTML, and PDF.
  • It can import OLM files to multiple email clients such as Gmail, Thunderbird, Yahoo, Zoho Mail, Office 365, and Outlook Web.
  • It’s compatible with Outlook for Mac 2016 16.53.1, and all the later versions also work on Windows 11, 10, 8.1, 8, 7, Vista, XP, and 2008/2003/2000.

You can download a free demo version of the OLM Converter Tool; it allows you to convert 50 items per folder. You must try OLM Converter Tool.


In this article, we discussed the best two methods, manual or professional, to convert OLM files to CSV on Mac. Both techniques help convert OLM to CSV files, but as we know above, the manual method has limitations, and the professional technique is a straightforward solution to convert them. It has various functions/features that keep your data secure. Now, it depends on you what techniques are suitable for your requirements.

Frequently Asked Questions:

Q. Can I convert corrupt OLM files to CSV?

Ans- Yes, you can convert corrupt OLM files using OLM Converter Tool. This application is risk-free and secure software. It offers various features/filters and offers to convert OLM files into various file formats or email clients.

Q. Does this tool support Windows 11?

Ans- OLM Converter Tool supports all multiple Windows such as 11, 10, 8.1, 8, 7, Vista, XP, and 2008/2003/2000. Also, this application allows Outlook for Mac 2016 16.53.1 and all the later versions. This tool protects all versions of Mac and Windows.

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About The Author:

As a Technical expert, I love to write blogs on email migration, data recovery, and cloud migration. In my free time, I like to research new things related to technology.

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