Stairways Software today announced the release of Interarchy 7.2.1, a maintenance release of its award-winning Internet application for Mac OS X. Interarchy can download and upload files via FTP (the Internet standard File Transfer Protocol), SFTP (Secure File Transfer Protocol), and FTP over SSH (FTP/SSH). This release resolves several minor bugs in the previous version. Interarchy 7 requires Mac OS X 10.2 or later and is priced at US$39.