Softaken Compress PST Software can be used to compress Outlook PST files. Its bulk compression function speeds up the compression of PST files. The tool can compress files of any size since it supports both ANSI and Unicode versions of PST files. The most efficient technique compresses and removes PST file attachments without needing the installation of additional software, such as Microsoft Outlook. Download the software"s free demo version to test out its other features. Read More:- https://www.softaken.com/compress-pst-pro