Improving WP7 application start-up
Windows Phone application must pass certification criteria. You can find two of them that are strictly connected with application start-up time: [list icon=”check”] the application should show first screen of application in less than 5 seconds. Of course this can be splash screen, the application should respond to user actions no later than 20 seconds after launching. [/list] You might wonder if this is a lot. From my point of view it is very difficult to overcome these two limitations. However, if we look at application from user’s perspective, waiting 20 seconds for start of application can be terribly annoying. [...]