MacSonik OLM Converter is the best and premium tool to convert OLM files to multiple file formats. The software has a Custom File Name and Location feature that lets you choose a name for your output file. It also allows you to save the file in any location on your computer. The best feature of this software is that it is user-friendly and easy to use by technical or non-technical users. With its batch OLM conversion feature, you can convert or import the multiple files and folders in a batch.