How to save your money and time on app store

You need to understand that any app of below listed types cant be created or published on App Store.. So when you see any of these kinds... ITS A FAKE

Password creation for other apps

Locating phones and other devices

Customisation of your app icons and screen

Measuring your body state or any such non-sense

Never download shitty apps for getting wallpapers

Apple allows no customisation to its keyboard So never try to

You cant use custom ringtone unless you purchase it from iTunes

Only fools download such apps

iOS7 provides call blocking facility.. You don't need app for that

Apple provides no access to root memory or cache memory

In-built emojis are provided by Apple in ios

Additional features to an app cant be added by another app... So never go for such an app