Today, if you want to make an income, it's not enough to simply have a job. You need at least 2 or 3 different resources of income to ensure you can pay your entire bills just in case something unfortunate happens. Technology has evolved so much that in recent years many individuals have discovered 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 just a rapidly growing industry because folks are finding more approaches to earn money through their smartphones. Everyday how many active users keeps growing. Below are a few numbers that'll illustrate just how large the is becoming:

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

- According to statistics there were nearly 35 million iPhone developers by December 2010 ( source ). This figure shows a growth 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 will also apply to any type of development, nevertheless you especially need the next:

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

- Some type of computer – Of course! Ideally it should be a laptop/netbook that runs Windows or Mac OSX because most computers nowadays run one of these simple operating systems. However, if your skills are sufficient then you could be able to produce an app on Linux as well.

- A smartphone – It's not required for Deniz Gueney developing apps, nonetheless it will surely help since you can test them directly on your device. If you don't have a smartphone then you may always work with a friend's or a family member's device.

- An IDE – A computer software development kit (or IDE - Integrated Development Environment) is important to generate 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 when 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 can be found, including credit cards, PayPal and wire transfer from your bank account.