Are you looking for a free MBOX viewer? Coolutils offers a freeware program that will help you to view, sort and print selected emails from MBOX files. Unlike other viewers Coolutils Mbox Viewer can also help you to view all attachments. Moreover, it can also save your MBOX as EML for an easy import EML files to other email clients. Coolutils Mbox Viewer supports all MBOX files produced by different programs. It is absolutely free (no adware, no paid upgrades). Give it a try - download your full copy now.