Alphabet Inc. is an American multinational company whose main subsidiary is Google, which develops products and services related to the Internet, software, electronic devices and other technologies. It also includes companies from sectors such as biotechnology, health, telecommunications and domotic.
Google is much more than a search engine. In recent years, the technology giant has not stopped developing new tools, most of them free.
If you enter in Google Play, there you can search for a company and see what applications the company has published. When the APPs list appears, will come out if they are free or paid.
Keep in mind that the application list varies according to the country from which you consult and in the same way from where you see it; because if you open that link from a mobile device, you can get fewer applications than if the link is opened in the Google Play application as opposed to than if you open it from a web browser.
All Google applications (in Google Play) are free, another thing is that the services offered by some applications have to be paid or you have to pay an amount for download content.
Google classifies all its available products according to: