GainTools OLM to MSG Converter Review: Speed, Features & Pros

Summary

When users migrate mailbox data from Mac Outlook to a Windows-based Outlook environment, they may have to convert email data from Mac Outlook OLM files to MSG format. OLM and MSG are distinct file formats, so a specific converter can help make the transition easier.

In this review, we will take an in-depth look at GainTools OLM to MSG Converter, including its features, the conversion process, performance considerations, advantages, limitations, and FAQs. Below you will find the details taken from the current GainTools product page. 

What Is OLM to MSG Converter?

OLM to MSG Converter is a Windows based tool for exporting Mac Outlook OLM files into MSG format. It is basically a software meant for users who need to access Mac Outlook email data with Windows Outlook.

the application can convert emails and attachments, retain email attributes and rich-text formatting, keep folder and subfolder hierarchy, and work without needing Microsoft Outlook to be installed on the conversion computer. 

The software also provides live preview and filtering facility that enables users to view mailbox content and select the items they want to export. 
Why Convert OLM to MSG Format?
OLM is the format for Outlook for Mac, and MSG is an Outlook message format for individual email messages. OLM to MSG conversion is beneficial when users want to transfer selected Mac Outlook emails to Windows Outlook environment.

The reasons are usually:

Migrating from Mac Outlook to Windows Outlook 

•  Save individual emails in MSG format 
  • Export specific mailbox items 
  • Maintaining attachments with their e-mails 
  • Retaining email properties and formatting 
  • Retaining the existing folder structure 
  Mac Outlook Emails Exporter to MSG to Access in Windows Outlook is the description of OLM to MSG utility by . 

Important Features of OLM to MSG Converter

1. Convert OLM to MSG
The primary function of the software is to convert Mac Outlook OLM data into MSG files. The product page states that you can export email and attachments to MSG format. 
2. No need for Microsoft Outlook
One of the remarkable features is that there is no need to install Microsoft Outlook on the system where the conversion is performed. The software is designed to migrate by itself. 
3. Preview and Filter Live

• GainTools scans OLM file before conversion and displays the database. The users get the ability to preview the available mailbox content and choose the desirable content for migration instead of exporting everything unnecessarily. 
  4. Attachments and E-mail Properties
  It says on the product page that the converter exports attachments with email data and preserves properties like To, CC, BCC, From, Subject, time, and date. 
  5. Preserves Folder Structure
  GainTools states that the application retains the folder and subfolder structure during the conversion process. It also tries to keep hyperlinks, inline images, font styles and other rich text formatting intact. 
  6. No Limit on File Size
  The current product page says that OLM file size is no bar for migration and licensed users can convert unlimited OLM to MSG. 
  7. Integration with Windows
  The software is available for Windows environments and the download section lists Windows 11, 10, 8.1, 8 and 7 in both 64-bit and 32-bit versions. The page also mentions support for older Windows versions like XP and Vista too. 

OLM to MSG Converter Procedure

The application has a simple work flow. Here's a step-by-step manual.

Step 1: Download and install GainTools OLM to MSG Converter

Download and install the software on your Windows PC Run the application after installation.

Step 2: Import OLM File to
Click on the Browse button and select the OLM file you wish to convert. The software starts to scan the selected mail-box. 

Step 3: OLM Data Preview
After the scanning is completed, the software will show the mailbox data. Live preview to browse folders, subfolders and available emails.
You can also use the filtering capability to select the items you need, instead of processing unwanted mailbox data. 

Step 4: Choose MSG as Export Format
Choose MSG from the list of export options: This tells the application to save selected OLM emails as Outlook MSG files.

Step 5: Choose Output Location
Choose the destination folder where you want to save the converted MSG files. GainTools offers an output location of the user’s choice. 

Step 6: Hit Convert Now
Finally, hit on Convert Now to start the OLM to MSG conversion. The software exports the selected mailbox data to the selected destination. 
Performance: What to Expect?

The GainTools product page shows a three-step conversion workflow, with a preview stage before export. The actual conversion time, however, depends on the size of the OLM file, number of emails, number of attachments and the performance of the computer and storage drive.
The software claims to support large OLM files without any limitation on the file size, which can be useful if you have larger mailboxes. 
The filtering feature can also reduce unnecessary processing for users working with a smaller number of selected emails as only selected items need to be migrated. 

Pros

Benefits of GainTools OLM to MSG Converter: • Assists in OLM to MSG conversion  • No need to convert using Microsoft Outlook  • Offers live mailbox preview  • Provides selective filtering 
• Attaches files to e-mail 
• Maintains email properties 
• Maintains folder and subfolder hierarchy 
• Provides rich text formatting 
Cons

• Available for Windows 32 bit and 64 bit systems
Some other considerations are:

• Software based on Windows. 

• The trial version allows sending up to 10 emails per OLM folder. 

• GainTools says only healthy OLM files are exported. The

FAQ says it does not support export of corrupt OLM files. 
Who Can Use This OLM to MSG Conversion Tool?
GainTools OLM to MSG Converter can be useful for users who:

• Migrating from Mac Outlook to Windows Outlook 

• Selected OLM email in MSG format 

• Wanting to keep attachments 

• Need to organize files 

• Prefer a conversion process that does not require Outlook to be installed 

• Preview Mailbox content before export 
Ultimately
The OLM to MSG Converter works on a simple process of OLM to MSG conversion. Its prominent features are OLM scanning, live preview, selective filtering, attachment

conversion, email attributes and formatting preservation and folder hierarchy maintenance. The vendor additionally emphasizes the ability to perform conversion without installing Microsoft Outlook. 

With the trial edition of the software, users can test the conversion process on a few emails before performing a full migration. Mac Outlook OLM to Windows Outlook MSG migration.

Common Questions

Can I convert OLM to MSG without having Outlook installed?
Yes. GainTools says, there is no need of Microsoft Outlook in the conversion machine. 

Does GainTools convert OLM attachments?
Yes. From the product page, the emails and attachments of Mac Outlook can be exported to MSG format. 

Can I choose certain emails to convert?
Yes. The software offers the scanning, live preview and filtering feature to select desired OLM items before migration. 

Does the tool keep the folder structure?
Yes. says that the folder and subfolder structure is maintained during conversion. 

It Supports Corrupt OLM file Conversion?
According to the product FAQ, it exports OLM files in a healthy state and does not export OLM files that are corrupt. 

Is there any limit for trial version?
Yes. As per the current download section, the trial can be used for the evaluation of the application converting 10 emails from each OLM folder. 

More Info:-   gaintools.com/olm/msg/