Skype calls focus on video and audio quality, and secure the calls with end-to-end encryption.
You can also now share your screen with other users. It offers several features, including SkypeOut calling from the tool to regular and mobile phones worldwide, conference calling, and secure file transferring. The tool uses P2P (peer-to-peer) technology to connect you with other users.
Skype for Mac is software that enables you to make free calls anywhere in the world.
