Suppose if you are an Exchange Server administrator in your company and thus it becomes your responsibility to guarantee complete process if your company to moving from Exchange Server Outlook OST file to other email client. As whole company is moving towards using thunderbird, Window live mail, apple mail and other MBOX supported email client, there must be huge number of Exchange OST files database to be converted into MBOX format. So it will be difficult task to convert OST to MBOX manually rather you should need a third party solution to do such a difficult task. So in this case GainTools OST to MBOX converter will be a helpful solution to convert OST files to MBOX format. This tool also provide free demo facility which will convert 10 items from OST file to MBOX format. For complete conversion, You have to buy full version of GainTools OST to MBOX converter software at affordable price.