Today, if you want to make a living, it's insufficient to simply have a job. You need at least 2 or 3 different sourced elements of income to make sure that you are able to pay all your bills in case something unfortunate happens. Technology has evolved so much that in the past few years many people have found another way to earn money: they develop mobile applications. Many entrepreneurs have made a term for themselves by developing mobile apps, and if you're enthusiastic about learning how to develop mobile apps yourself, keep looking over this article.

Mobile app development is a rapidly growing industry because folks are finding more ways to earn money through their smartphones. Each and every day how many active users keeps growing. Below are a few numbers that may illustrate just how big the industry has become:

- The amount of smartphone users worldwide is expected to achieve 1 billion in 2014 ( source ).

- In accordance with statistics there have been nearly 35 million iPhone developers at the time of December 2010 ( source ). This figure shows a rise of 25% over the last year's figures!

If you intend to develop mobile apps then you'll need several things before you start. This will also apply to almost any development, however, you especially need the next:

- Skills and knowledge – You'll have to know 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 – Of course! Ideally it ought to be a laptop/netbook that runs Windows or Mac OSX since most computers nowadays run one of these simple operating systems. However, if your skills are sufficient then you might be able to produce a software on Linux as well.

- A smartphone – It's not essential for Deniz Guney developing apps, but it will definitely help since you can test them on your device. In the event that you don't have a smartphone then you might always make use of a friend's or a family group member's device.

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

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