In September 2005, eBay acquired Skype for $2.6 billion. Skype was created by Niklas Zennström, Janus Friis, and four Estonian developers and first released in August 2003. Skype is available on various desktop, mobile, and video game console platforms. It also has instant messaging, file transfer, debit-based calls to landline and mobile telephones (over traditional telephone networks), and other features.

Skype ( / s k aɪ p/) is a proprietary telecommunications application operated by Skype Technologies, a division of Microsoft, best known for VoIP-based videotelephony, videoconferencing and voice calls. Videoconferencing, VoIP and Instant messaging

Windows, macOS, Linux, Android, iOS, iPadOS, HoloLens, Xbox One, Xbox Series X/S