Skype

Retired telecommunications software service/application

Skype was a proprietary telecommunications application operated by Skype Technologies, an acquired division of Microsoft, best known for IP-based videotelephony, videoconferencing and voice calls. It also had instant messaging, file transfer, debit-based calls to landline and mobile telephones (over traditional telephone networks), and other features. It was available on various desktop, mobile, and video game console platforms.

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