Today, if you intend to make an income, it's insufficient to simply have a job. You need at least 2 or 3 different sources of income to ensure that you are able to pay your entire bills in the event something unfortunate happens. Technology has evolved so much that in the past few years lots of people have found another method to earn money: they develop mobile applications. Many entrepreneurs have made a term for themselves by developing mobile apps, and if you're thinking about learning how to develop mobile apps yourself, keep reading this article.

Mobile app development is just a rapidly growing industry because folks are finding more ways to earn money through their smartphones. Every single day the number of active users keeps growing. Here are some numbers that'll illustrate just how large the industry is now:

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

- According to statistics there have been nearly 35 million iPhone developers by December 2010 ( source ). This figure shows a rise of 25% over the previous year's figures!

If you wish to develop mobile apps then you'll need several things before you start. This will additionally apply to almost any development, nevertheless, you especially need the following:

- Skills and knowledge – You'll need to know how 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 since most computers nowadays run one of these brilliant 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 developing apps, however it will surely help since you can test them entirely on your device. If you don't have a smartphone then you could always use a friend's or a family member's device.

- An IDE – A pc software development kit (or IDE - Integrated Development Environment) is essential to produce 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 when you wish to publish them on app stores then you'll need to pay the annual fee which is currently $99 for Apple App Store and Google Play Developer Console. Several payment methods are available, including bank cards, Deniz Guney PayPal and wire transfer from your own bank account.