Box is a good example for an efficient mobile CRM application. Using the Box.net Mobile application you can view and organize all your most relevant customer information online in a folder or file arrangement. You can change any of these files quickly to a webpage according to your convenience. This application can be used in a variety of devices such as BlackBerry, Android, iPhone and iPad. The Starter Package is $6 per user per month, The Business Package is $17 per user per month and the pricing for the Enterprise Packing is available on request. A free trial is offered.