How to batch import OLM contacts to CSV file for Mac? Use the updated OLM Converter for Mac Tool to instantly and quickly import OLM contacts to CSV file on Mac OS with complete email details. Mac OLM to CSV Converter Tool supports all the macOS and Windows OS platforms. Download its free demo pack and import OLM contacts to CSV file without any charges, but only 25 items. For batch data conversion, you have to purchase a license key.