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.
Android is a mobile operating system developed by Google, based on the Linux kernel and designed primarily for touchscreen mobile devices such as smartphones and tablets.
Applications (Apps) Without a doubt, the Android OS beats the iPhone iOS hands down! This is not because of any technical difference between the operating systems, but simply because Android is open source. Even though it is owned by Google, the software is open for developers to use to generate apps.