Convert OST File to PST File - Version 2.1 To convert OST file to PST file you must use Ignissta OST file to PST file converter. This OST to PST converter is one of the best and trusted software which support OST to PST conversion and gives you best and safe results without losing a single bit data. So what you think just download and Install OST to PST converter and convert OST file to PST file format. To know more you can visit this link where you can get all the detail in depth http://www.freeostrecovery.com/ost-file-to-pst-file.html. When you visit this link than you found this OST to PST Converter designed and developed having more advance features. You also see this OST to PST file converter support multiple conversion of OST file likeOST to PST fileOST to EML FileOST to MSG FileSo you also see the one of the advance features in IGNISSTA OST to PST Converter that is searching option. If you don't know about where your OST file is