Smartphone use Windows Phone on its smartphones. Windows Phone became the third-most-popular smartphone OS, before being replaced by Windows 10 Mobile, which declined in share to become "largely irrelevant" at less than 0.5% of the smartphone market. Palm replaced their Palm OS with webOS. BlackBerry Limited, formerly known as Research In Motion, made a new platform based on QNX, BlackBerry 10, with which it was possible to control a device without having to press any physical buttons; this platform was later discontinued. By the mid-2010s, almost all smartphones were touchscreen-only, and Android and iPhone smartphones dominated the market. In 2013, Fairphone
EPOC (operating system) new company was called—the telecommunications corporations each acquired a stake in Psion's EPOC operating system and other intellectual property. Symbian Ltd. changed the name of EPOC/EPOC32 to Symbian OS, which debuted in November 2000 on the Nokia 9210 Communicator smartphone. EPOC was developed at Psion, a software and mobile-device company founded in London in 1980. The company released its first pocket computer in 1984: an 8-bit device called the Psion Organiser. In 1986 they released a series of improved models under the Organiser II brand, but the 8-bit era was ending. Psion saw a need to develop a 16-bit operating