Today, if you wish to make a full time income, it's insufficient to simply have a job. You will need at least 2 or 3 different sourced elements of income to make sure that you can pay all of your bills just in case something unfortunate happens. Technology has evolved so much that in recent years many people have found another method to earn money: they develop mobile applications. Many entrepreneurs have made a name for themselves by developing mobile apps, and if you're enthusiastic about learning how to develop mobile apps yourself, keep reading this article.

Mobile app development is really a rapidly growing industry because people are finding more approaches to earn money through their smartphones. Every single day the amount of active users keeps growing. Below are a few numbers that'll illustrate just how big the has become:

- How many smartphone users worldwide is expected to achieve 1 billion in 2014 ( source ).

- In accordance with statistics there were nearly 35 million iPhone developers at the time of December 2010 ( source ). This figure shows an increase of 25% over the prior year's figures!

If you want to develop mobile apps then you'll need several things before you can start. This is true of any type of development, however you especially need the next:

- Skills and knowledge – You'll need to find out how exactly to code, and you'll also should find out about design concepts like UX (User Experience) and HCI (Human Computer Interaction).

- Some type of computer – Obviously! Ideally it ought to be a laptop/netbook that runs Windows or Mac OSX because most computers nowadays run one of these operating systems. However, if your skills are good enough then you may be able to produce an application on Linux as well.

- A smartphone – It's not necessary for developing apps, however it will definitely help since you can test them directly on your device. If you don't have a smartphone then you may always make use of a friend's or a household member's device.

- An IDE – A software development kit (or IDE - Integrated Development Environment) is necessary to produce applications for Android, iOS and Windows Phone platforms. Popular IDEs include Xcode , Eclipse and Visual Studio.

- The developer license – You can develop apps without paying anything, but if you want to publish them on app stores then you'll need to pay for the annual fee which will be currently $99 for Apple App Store and Deniz Güney Entrepreneur Google Play Developer Console. Several payment methods can be found, including bank cards, PayPal and wire transfer from your own bank account.