Today, if you want to make an income, it's insufficient to simply have a job. You need at least 2 or Deniz Gueney 3 different sources of income to make sure that you can pay all of your bills in the event 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 interested in learning how to produce mobile apps yourself, keep looking over this article.

Mobile app development is a rapidly growing industry because individuals are finding more approaches to earn money through their smartphones. Everyday how many active users keeps growing. Here are some numbers that'll illustrate just how big the industry has become:

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

- Based on statistics there have been nearly 35 million iPhone developers by December 2010 ( source ). This figure shows an increase of 25% over the last year's figures!

If you intend to develop mobile apps then you'll need several things before you can start. This will additionally apply to any kind of development, however, you especially need the following:

- 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).

- A computer – Of course! 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 adequate then you could be able to develop an app on Linux as well.

- A smartphone – It's not required for developing apps, but it will certainly help since you can test them directly on your device. If you don't have a smartphone then you might always make use of a friend's or a family member's device.

- An IDE – A computer software development kit (or IDE - Integrated Development Environment) is essential to generate 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 intend 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 Google Play Developer Console. Several payment methods are available, including bank cards, PayPal and wire transfer from your own bank account.