OST to Outlook 2003 - Version 5.5 OST to Outlook 2003 conversion easily achieved using Best OST Converter tool. Although tool successfully works on all MS Outlook versions but its specially organized for OST to Outlook 2003 conversion due to high demand for Outlook 2003 error-free conversion. Whenever Exchange administrators or users are facing the issue of Exchange server corruption or down time issue, they can easily go for Exchange OST to Outlook 2003 conversion or other MS Outlook versions. Once the OST to PST conversion gets completed, converted PST file can be easily used with MS Outlook using POP3 profile or imported into any Live Exchange Server.The whole processes are very smooth whether it is Exchange OST to Outlook 2003 conversion or importing of converted PST to any Live Exchange Server or configuration of converted PST into MS Outlook using POP3 profile. The demo version is completely free for evaluation. To purchase full version, visit product website.