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Line. Line is a freeware app and service for instant messaging and social networking, operated by the Japanese company LY Corporation, co-owned by SoftBank Group. Line was launched in Japan in June 2011 by NHN Japan, a subsidiary of Naver. [11] Initially designed for text messaging and VoIP voice and video calling, it has gradually expanded to ...
Instant messaging (IM), sometimes also called "messaging" or "texting", consists of computer-based human communication between two users (private messaging) or more (chat room or "group") in real-time, allowing immediate receipt of acknowledgment or reply. This is in direct contrast to email, where conversations are not in real-time, and the ...
Signal is an open-source, encrypted messaging service for instant messaging, voice calls, and video calls. [ 14 ][ 15 ] The instant messaging function includes sending text, voice notes, images, videos, and other files. [ 16 ] Communication may be one-to-one between users or may involve group messaging. The application uses a centralized ...
Viber. Viber, or Rakuten Viber, is a cross-platform voice over IP (VoIP) and instant messaging (IM) software application owned by Japanese multinational company Rakuten, provided as freeware for the Google Android, iOS, Microsoft Windows, Apple macOS and Linux platforms. [5] Users are registered and identified through a cellular telephone ...
VNG Corporation. VNG Corporation (Vietnamese: CTCP VNG, lit. 'VNG JSC '), also recognized by its former brand name, VinaGame (VNG), is a Vietnamese technology company founded in 2004. It specialises in digital content, online entertainment, social networking, and e-commerce. [2] Its focus is on four main businesses, including online games ...
A toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls. For the calling party, a call to a toll-free number from a landline is free of charge. A toll-free number is identified by a dialing prefix similar to an area code. The specific service access varies by country.
A telephone call or telephone conversation (or telcon[1][a]), also known as a phone call or voice call (or simply a call), is a connection over a telephone network between the called party and the calling party. Telephone calls started in the late 19th century. As technology has improved, a majority of telephone calls are made over a cellular ...
International telephone calls are those made between different countries. These telephone calls are processed by international gateway exchanges (switches). Charges for these calls were high initially but declined greatly during the 20th century due to advances in technology liberalization. Originally they were placed via long-distance operators.
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