The functionality of the Viber application is like Skype, with the only difference being that Viber is designed as a mobile application for a smartphone. But still, multi-platform.

With the help of Viber, the cost of calls and SMS messages will be reduced, just connect the mobile Internet.

Application service as a competitive advantage flag.

 It’s hard to imagine a person who hasn’t heard about Skype. In the modern age of information technology, the concept of distance between people has already become somewhat blurred, because to communicate with each other no personal meetings, postal correspondence, etc. are necessary, simply call. The creation of Estonian developers made a revolutionary breakthrough in this area, because not only were we given the opportunity to make free calls to anywhere in the world via the Internet, but we can also see each other through a webcam.

 Since the Internet appeared, software has emerged to enter the world wide web. The first browsers were not at all the way we see them now - bright, fast, multi-tasking, with intelligent search and other features. They were primitive and extremely leisurely by today's standards. However, the essence remains the same: if you want to find something on the Internet, open a browser and enter your request into the address bar.

Opera is one of the flagships in the browser world. The first version of this browser was created in 1995 and even then, it favorably differed from other browsers by the ability to view several documents simultaneously.

 Mozilla development began in 2004. Since then, the browser has won deserved popularity with users and is leading in the ratings of the popularity of many countries.

Browser development

Mozilla is considered to be the "old-timers" among similar products. Implemented and based on Gecko. This “engine” is popular with developers because of its ability to work on various operating systems. Open source Mozilla allows it to constantly evolve and use innovative developments in web programming.

 Adobe Reader is a freeware program for viewing, commenting and printing PDF (Portable Document Format) files. The PDF format is a cross-platform universal document format that is supported by all existing modern systems. It was originally created by Adobe Systems for the transfer of printed products. Currently, this format has become a generally accepted standard for the transfer of documents, this format produces various manuals and references, e-books, magazines, booklets and much more. The main advantage of the PDF format is that on any device the content and structure of the document will be displayed in the same way as on the device on which it was created. Therefore, any user just needs a program to read this format.

7- Zip is a free archiver that will do all the work for you. His main function is to compress files. The larger the file size, the better it will compress. The program was first released in 1999. The program is completely free. It is superior in quality to its competitors: WinZip, WinRar, PeaZip, B1 Free Archiver.

 What is DjvuReader?

DjvuReader is software that is used to view and read files in .djvu format.

About the program

Available in two languages ​​– English and Russian. The idea of ​​creation and authorship of this program belong to Dmitry Garkayev.

The program was written based on a similar program DjVuLibre, which was based on Linux at that time, its source code was distributed free of charge. The program was written in BorlandC ++ Builder 6. Initially, the developers wrote the program for their own convenience, because the files in this format are comfortable enough to store, because:

• first, they are not broken;
• secondly, they take up very little space.

 K-Lite Codec Pack is a useful application that helps to solve problems with viewing audio and video files downloaded from the Internet. This is realized because the program contains a set of codecs that perform data and signal conversion, and Direct Show filters. It also has utilities; they help in the operation of the software and perform various special tasks.

There are four types of such sets: Basic, Standard, Full and Mega. These codec packages are distinguished by their components.

 Chromium is Google’s secure and fast open source web browser. The browser is free to use and does not require registration from Google. Chromium is suitable for any operating system - for Windows, macOS, Debian and Ubuntu platforms. The browser has a convenient platform for web applications. The very first version of the browser was introduced on September 2, 2008.

Chromium browser management is completely based on Firefox browser, so when working with this program, everything is convenient and clear. The browser has a very good Incognito Window feature. This window does not save any browsing history or query history. In this window, the browser does not use cookies. But you can save the desired page in bookmarks, as well as save files.

 For the first time, the publicly available version of this client was released on September 18, 2005. After six and a half months, PeerFactor signed a contract with the developer, Ludwig Strigueus, to develop applications for distributing content on the global network.

Since 2011, users have been able to send files via BitTorrent protocol. This was a real breakthrough in the transfer of information: sending "piece by piece" approached people with even the slowest computers.