You have successfully created a stunning app for your ecommerce business. If you have had enough of providing your app for free for quite a while, you might want to start earning, without charging your consumers, from your amazing creation - your ecommerce app! The best solution to earn with your mobile app, without charging a penny from your consumers, i.e. the perfect way to monetize your ecommerce app is by using Ad Network; and, Google's Admob is one of the best such Ad Networks available out there.