A free and secure tool to open PST files without Outlook application is provided by Shoviv software. Shoviv PST viewer simplifies view of corrupted or healthy PST files data in derails. There is no such restriction on size and amount of PST files the user want to add and open. The user can view email message, calendar entries and all another tasks with this tool. This tool does not impact the data quality and folder structure and preserve the data as before. Also, if you want to repair and save the PST files in other formats for further purposes, the pro version of this tool is also available. Using the pro version named Shoviv PST repair tool, you can repair the PST files if corrupted. It makes it easy to open PST files in different version of MS Outlook. Shoviv PST repair tool also has a free demo version that evaluate the first 50 items per folder.