Mariner has released v2.0 of its spreadsheet editing application for the iPhone, Mariner Calc. The app is used to view and edit Microsoft Excel documents, with the ability to manage multiple sheets and wirelessly transmit files. The latest version features named range support, a find and replace tool, and utilizes a password protected WiFi web based file server. Version 2.0 also boasts customizable settings for e-mail options and user information.