SysTools OLM to MBOX Converter

Convert multiple Outlook for Mac 2019, 2016, 2011 (OLM) Emails to MBOX file format without any data loss. SysTools OLM Files to MBOX Converter is the safest solution to export OLM emails along with attachments. The resultant MBOX file can be imported and accessed in all the MBOX supported applications easily.

(Average Rating 4.5 Based on 102 Reviews)

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Secure & Reliable Solution to Convert OLM File(s) to MBOX Format

OLM to MBOX Windows Box





  • Convert OLM into MBOX, PST, MSG, EML, CSV, HTML, vCard, PDF Format
  • Select and Export Desired Mac OLM Emails or Folders into MBOX File
  • Export OLM Emails to MBOX Along With Integrated Attachments
  • Move emails, calendars, contacts and tasks from OLM to Office 365 account
  • Preview Mac Outlook Emails with All Properties Before OLM to MBOX Conversion
  • Generate Separate MBOX File for Each Folder of Added OLM
  • Preserve All Metadata Properties of Emails Even After OLM Conversion
  • Date Filter Option to Export Mac Outlook Emails of a Particular Time Period
  • Convert Mac OLM Files to MBOX Without Any File Size Limitation
  • Access Output Files in All the MBOX Supported Desktop Email Clients

Free Live Demo - SysTools OLM to MBOX Converter Fully Secured Download Version

MBOX Supported by:

Highlighted Features of SysTools OLM to MBOX Converter Tool

2020 Best Rated Software to Export OLM File Emails to MBOX Format Instantly

Export Selected Mac Outlook Emails

Date Filter to Export Selected Mac Outlook Emails

In case if there are so many emails within the added OLM file, then the OLM File to MBOX migration tool provides Date Filter option to export email messages of a specific time-period. This is a handy feature offered by the tool as it allows to skip unnecessary OLM emails during Mac Outlook emails to MBOX conversion process. One just needs to enter the values in ‘To’ to ‘From’ fields and then the tool will convert only those Mac Outlook emails that fall under the selected time-slot.

Multiple Preview Options

7+ Preview Modes to View OLM File Emails

Right after adding the OLM file in OLM Emails to MBOX Converter Tool, it loads the file in software panel and preview emails. Now, one can categorize emails on the basis of their primary properties like From, Subject, To, Sent, Received, and Size(KB). Also, the software provides different modes to view Mac Outlook emails that include Normal Mail View, Hex, Properties, Message Header, MIME, HTML, RTF, and Attachments View.

Outlook Mac files to MBOX converter

Maintain On-Disk Folder Hierarchy

The OLM to MBOX Converter exports Mac Outlook emails into MBOX even without disturbing the original OLM file structure. In case if the added OLM file comprises multiple folders and every folder has several other nested folders then, the software will create one root folder with all the subfolders within it. The converted MBOX files will be saved within the respective OLM folders.

For example: If you are browsing an OLM file (Test) with 3 subfolders then, the software will create a main folder (Test) with three nested folders comprising .mbox files.

Prominent Features of Outlook 2016 Mac OLM Emails to MBOX Converter

Convert OLM Files to MBOX

Convert OLM Files to MBOX

By using OLM to MBOX Migration tool, it is possible for Outlook 2016 to import OLM emails within Inbox, Sent Items, Drafts, Deleted Items & other customized folders of .olm to .mbox folders. The software is capable enough to convert multiple OLM emails into MBOX in a single go even without resulting in any kind of data loss.

Transfer OLM Emails with Attachments

Export OLM Emails With Attachments

OLM to MBOX Converter is a smart solution to export multiple OLM emails into MBOX file format along with all the integrated attachments. The Microsoft Outlook for Mac Export MBOX Tool is capable enough to export all types of attachments (like image, docs, audio, video or any other file) in respective file formats even without manipulating original data type.

migrate selected data

Separate MBOX for Each OLM Folder

Users can add multiple OLM files in the software and it will convert all of them to MBOX in a single go. Moreover, the OLM to MBOX Converter creates individual MBOX files for all the folders of added Mac Outlook OLM file even without losing a single bit of information. All the resultant MBOX files will be saved like Inbox.mbox, Sent Items.mbox, Drafts.mbox, Deleted Items.mbox, etc.

Meta Data Properties Intact

Keep Metadata Properties Intact

Outlook OLM file Converter allows to convert all emails from Outlook for Mac 2019, 2016, 2011 to MBOX file format. Since all the emails include various properties and associated fields, the tool retains them everything as it is. All the metadata properties like, To, Cc, Bcc, email id, sent date, received data, hyperlinks, attachments, etc., will remain intact within the email even after converting OLM files to MBOX.

Export Selected Emails

Date Filter to Export Selected Emails

The software provides users with the facility to Filter mails using Date Filter Option. This option allows users to filter emails from a specific date range and one can define the selected time in From & To fields and then the OLM Emails to MBOX Migration tool will sort out and convert the emails of a specified range of Date.

OLM to MBOX Export Report

Generate OLM to MBOX Export Report

During export Outlook for Mac to MBOX conversion, the software displays live status of the on-going process. It shows the Item Count of all emails being exported from Mac OLM Files to MBOX, Folder, and Destination Path. Besides, the OLM Emails to MBOX Converter provides an option to download the CSV of export process for future reference.

Download OLM File to MBOX Converter – Specifications

Best Software to Convert Mac Outlook OLM Files into MBOX Format

Software Download

Size: 36.4 MB

Version: 9.0

MD5: 2ae659b2bebfdd78c0ce4d2e82d4994b

Trial Limitations

Demo version of Outlook OLM into MBOX Exporter can export & save first 25 Outlook 2011 / 2016 / 2019 OLM emails to MBOX file.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM

1 GHz processor (2.4 GHz is recommended)


  • Microsoft .NET framework 4.5 or above should be installed.
  • If you are using Windows 10 / 8.1 / 8 / 7, then please launch the tool as "Run as Administrator".

Supported Editions

  • Microsoft Windows – Win 7 / 8 / 8.1 / 10 (32-Bit & 64-Bit) & Windows Server 2003 / 2008 / 2012
  • Microsoft Outlook – Outlook for Mac 2019, 2016, 2011




Electronic Delivery


Software Customization

If you need to customize Outlook Mac OLM to MBOX Converter tool or need additional features then, Request Quote.

Get an Overview of Outlook Mac 2011 to MBOX Conversion Tool Features

Features DEMO Version FULL Version
Add OLM Files
Keep Meta Data Intact
No File size limitation
Date Filter Option for Selective Conversion
Support Windows 10 & Previous Versions
Export OLM to MBOX 25 Emails per folder
Cost FREE $39

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How to Convert OLM file to MBOX?

5 simple steps to convert Mac Outlook OLM files to MBOX file format:

  • Step 1:– Download SysTools OLM to MBOX Converter
  • Step 2:– Add an Outlook Mac OLM File to convert to MBOX
  • Step 3:– Preview OLM emails and click on Export button
  • Step 4:– Choose MBOX button and browse a location to save MBOX file
  • Step 5:– Click on Export button for OLM to MBOX file conversion

Yes, this OLM File to MBOX Converter can be installed on any version of Windows OS successfully including Windows 10, 8, 7 and below.

No, this tool is a stand alone application and doesn't have the dependency on any other type of application.

You can convert any number of OLM Files to MBOX Mac file using SysTools OLM emails to MBOX Converter.

In case if you have multiple Mac Outlook OLM files, then you can use ‘Add File’ option of software. You can also add the OLM files individually. After adding all the OLM files, the software will convert the added files in a single go.

There is no limitation on the size of the OLM file so, you can convert any sized OLM file into MBOX format using OLM to MBOX Converter.

The software provides an option to select the desired destination location to save the output MBOX file. So, you will get your file exactly in the defined saved location and the software will save output MBOX with the same OLM file name to eliminate any kind of confusion. The output MBOX folder will comprise all the subfolders (if any) with .mbox files.

What Clients Say About OLM to MBOX Migration Tool
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