Yes, SysInfo OLM Converter allows users to convert large OLM files without any size limitation, making it suitable for handling extensive mailbox data. The software enables users to add and convert large OLM files as well as multiple OLM files in a single process without worrying about file size restrictions. This can save considerable time and effort when dealing with large Mac Outlook mailboxes. In addition, the tool provides an option to split a large resultant PST file into multiple smaller PST files based on the required MB or GB size. This makes the converted data easier to store, manage, transfer, and access. Users can also preserve important mailbox items, including emails, contacts, calendars, notes, tasks, and attachments during the conversion process. The software is designed to make OLM conversion straightforward, even when working with large amounts of data. Therefore, if you need to convert large OLM files efficiently and manage oversized PST output conveniently, SysInfo OLM Converter provides a practical solution without imposing file-size restrictions.