You have a shiny new app and are planning to finally launch it. But hold your horses! Are you really sure it's ready? You should test it first before letting it go live. One thing you can do is check its functionality: Does the search function work? How about the payment methods? Also, check if your app is secured. People nowadays are very sensitive when it comes to the safety of their personal info. For more tips on testing an app, take a look at these slides from Buzinga.