Mobile eFilter is a smart utility for Windows Mobile PocketPC phone to filter and block incoming calls, outgoing calls and SMS. This also includes application and website filtering features. These features restrict the user from accessing the applications you choose and block websites based on the site's name you specify. Filter Incoming/Outgoing Calls-Allows you to block any incoming and outgoing calls from anyone you specify. Filter SMS Messages-Allows you to block any SMS messages from anyone you specify. Application Restriction-This features restrict the user from accessing the device applications you choose. Website Restriction-This enables you to block websites typed in mobile browser based on the site's name you specify.