Implicit costs can also be thought of as intangible costs that are not easily accounted for. For example, the time and effort that an owner puts into the maintenance of the company, rather than working on expansion, can be viewed as an implicit cost of running the business.
Initially developed by Android Inc., which Google bought in 2005, Android was unveiled in 2007, along with the founding of the Open Handset Alliance â a consortium of hardware, software, and telecommunication companies devoted to advancing open standards for mobile devices.
But before you dive into the deep end of the app development pool, familiarize yourself with a number of the more advanced mobile development options. Here's some background on each platform: Android: You can create apps using Java for Android by downloading its free software development kit. The kit comes with samples, source code, developer tools and emulators for testing your app.