Softalk
Spreadsheet for iPhone
PaidCreate and view Excel compatible spread sheets on your iPhone.
iOS
Softalk Share Server
Trial versionShare Outlook Folders Without Exchange Server
WindowsMailFender for Exchange
PaidMailFender Secures Your Exchange Server
WindowsWorkgroupShare for Outlook
PaidCollaborative Outlook Data Sharing for Small Business Teams
WindowsWorkgroupMail
PaidWorkgroupMail: Secure and Reliable Email Server
Windows