What is an app and how does it work on Android and other operating systems?

Mobile phones work on mobile applications, even when you want to make a call to another specific number in your phonebook. Thanks to the developers of each of them we can do everything with our phones, adding very useful functions for our day to day.

Imagine that there were no apps like WhatsApp, Telegram, Facebook, TikTok or Instagram, thanks to them we can communicate and let ourselves be seen. They all have a base for their operationwhich can sometimes seem Chinese to us because of the code used for its creation by various developers, a team that is usually behind it.

Throughout this article we will explain what is an app and how does it work, so you can see the great work behind it before its final release. Currently the development of apps is one of the most demanded courses in Spain, so much so that the demand for work is being quite high by many companies. proprietary android apps

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What is a mobile application?

app what is it

A mobile application is known as a computer app, designed and created to be used in an operating system of phones, tablets and other devices. Thanks to this application, the user will be able to carry out different tasks with it, be it starting a conversation, uploading a photo, editing a photo or a video, among many other things.

Currently there are several stores available for Android terminals, among them the most famous is the Google Play Store, the official one for the Google system. To this is added another as an alternative, the Aurora Storeas well as other external sites, including Uptodown, APK Pure, Softonic, and more.

Huawei phones unchecked from Android and they launched both their own ecosystem and their own store, specifically the App Gallery. Like Google Play, it already has more than 300,000 applications available to all users who have a mobile of the brand, with titles from large franchises.

How do mobile apps work?


A mobile application has a specific function, it will ask us for certain permissions to work, among them the most typical one is the storage one, although it is not the only one. Some, like the flashlight ones, will tell us to give the camera permission, since it will use its flash to give light.

This tool has a code that is updated with the different versions released by the developer, sometimes several a year. The user just has to click update now and wait to install it again and add the different corrections and additions that it includes.

The operation of an application is simple, They have been created to give functions to the smartphone, all you have to do is download and install one and do tasks with it. Given the large number, we can find those interesting and free ones that we can take advantage of throughout their use on our phone.

How do you get to order mobile apps?

installed apps

Once you create an application you have to send it to the different stores, giving relevant information about it so that it can appear in the precise category. Thanks to the categories we can find an app over others, thereby filtering the millions of existing applications.

After sending the app it is analyzed for threats, it will be uploaded within days, since it is examined if it complies with the store’s policy. The main category is added, as well as after others if it had itso that the user can find it among many available on Google Play.

It doesn’t sort automatically as you thinkIn this case, a human team is needed to order and categorize each of the apps that arrive in the queue. Google and other stores need developers, but also qualified people when it comes to testing and running applications.

From APK to Android App Bundle format

Android AppBundle-1

Since August, Google itself has decided to give an unexpected twist to the “APK” extension and accept the Android App Bundle. This replaces the first, the .apk, although it is clear that Android it continues to accept this when it arrives from external pages and can be installed in a few seconds.

The .aab will make it take up less space, perfect if it’s a video game, so the benefit will be greater in this case, not having to occupy as much and requiring less space for the phones. It is one of the things that developers have seen as important, that they see this as compatible with what they wanted so far.

Security is another thing that came to the Play Store in August, making the developer and creator of applications confirm their identity, providing additional information. The person and developer must use authentication in two factors to access the platform safely.

native apps

native apps

Native applications are known as those developed for a specific operating system, some are only available from the company, although sometimes you can see the same on another mobile system. An app must be developed for each mobile operating system, one from iOS to Android and vice versa is not valid.

Several native apps are those like the calendar, contacts and others, which usually work and cannot be disabled even though you do it from settings. The phone comes with the occasional native applicationalthough it pre-installs several third-party applications, which will be useful to us.

Web applications

Web applications are created to consume less storage of the device, just use the browser on your phone and start using it. The cost of it is not high, the experience is not the same, although it has been improving over time thanks to creating an interface similar to the native application.

The difference is quite a lot, the developer can create and develop both, having to test the web application throughout different stages to see if it works as well as the mobile operating system. For example, WhatsApp Web is an app that we can use via the web via phone, tablet and PC.

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