The widely regarded eSoftTools OST to PST Converter Software makes it simple to convert OST files to PST without Outlook. This utility provides a dependable method of converting OST files to PST without using Outlook to maintain the data's original structure. It is well-liked by users and known for being effective, allowing for smooth conversion without compromising data integrity.The widely regarded eSoftTools OST to PST Converter Software makes it simple to convert OST files to PST without Outlook. This utility provides a dependable method of converting OST files to PST without using Outlook to maintain the data's original structure. It is well-liked by users and known for being effective, allowing for smooth conversion without compromising data integrity.