Postage $aver Postal Bulk Mail Sorter (Mac) - Version 4.2.10 End the hassle preparing bulk mail. Postage $aver sorts your mailing list according to USPS requirements and creates simple instructions for assembling each mailing. USPS Pave-certified. Computes all discounts, including nonprofit. Prints rate qualification report, barcoded tray/sack tags, and all information for mailing statement. Sort wizard makes it easy to set up each mailing. User-friendly, complete help file, free updates for a full year.