Web standard Apps are built using industry proven web standard such as HTML, JavaScript and REST. Apps are independently scalable which reduce total cost of ownership. Apps are secured and isolated from SharePoint. These apps can be accessed from any device with a browser.
Write once Read Anywhere(WORA)
An App can run outside the firewall in the cloud and from inside the firewall in a data center. Apps can be hosted from any platform. Built apps can share logic and code with other web app solutions and reuse services and assets within an app.

From a business perspective, the ability to use service provided architecture like MVC (Model View Controller) are developed by customization screen by an office 365 API and SharePoint via Cloud based Platform.

Demo
Step-1
Open Sharepoint website via this link https://thakey.SharePoint.com/Sitepages/Home.aspx. It shows a user interface by SharePoint 2013 Interface connected in leverages.

Step-2
Click on Site Contents for the quick launch of Apps that are pinned in App Launcher using Office 365 APIs.

Step-3
There is an Existing app in Site Contents delivered by libraries of SharePoint Interface. In order to create a new one click on add an app .

Step-4
Build apps from your Organization on the left hand side.


Step-5
In Site Content Interface click on SharePoint App Store, there is an available app in store for connected links and leverages by APIs by the Individual developers submitted in the store. In categories, applications are listed and those are people-centric oriented, such as Look and Feel apps.
















Aakash MauryaPosted Jan 9, 2018, 6:46 AM
Your article title and your article doesn't seems to be related. Here it seems that the article is written to advertise the component from the business company. I am not finding anything in the article that leads to development of modern app?