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Unit 2.3 Collaborative development Tools

What is Skype?:

Skype is a proprietary voice-over-Internet Protocol service and software application originally created by Niklas Zennström and Janus Friis in 2003, and owned by Microsoft since 2011.


The service allows users to communicate with peers by voice, video, and instant messaging over the Internet. Phone calls may be placed to recipients on the traditional telephone networks. Calls to other users within the Skype service are free of charge, while calls to landline telephones and mobile phones are charged via a debit-based user account system. Skype has also become popular for its additional features, including file transfer, and videoconferencing. Video: Skype is the easiest way to video chat – the best demo. - How to download and install it? - a example demo - How to set up and use ? - SKYPE - How to make FREE calls - a demo by students. Skype Video Calls Now on iPhone and iPod Touch!

Download link:

Skype provides Instant Messaging tool and it is completely free. This tool can be downloaded and be installed at your computer at from their website:

How to use the tool?

Advantages and Disadvantages of Skype Skype is becoming an extremely popular way of communication. Listed below are some advantages and disadvantages of Skype.

Advantages • free communication • can call across the world • cheap to use (if you are a subscriber) • brings societies together • has potential to be a great technology

Disadvantages • need internet access • has a negative effect on outside world contact with others (just stay at home and chat with friends) • requirements to use it keep people from using it (computer, headphones, webcam) • no language translator • Skype allows individuals to talk for free to other Skype users, but requires that additional payment cost for when calling land-line and cell phones numbers. • Group Video chats are not free, user need to pay additional costs.

Road Works.svg Work in progress, expect frequent changes. Help and feedback is welcome. See discussion page. Road Works.svg