IOS (disambiguation)

iOS is a mobile operating system developed by Apple Inc.

IOS or ios may also refer to:

Technology

 * Instructor operating station, in flight simulators
 * International operator services, making an international call via a live telephone operator

Computing

 * Cisco IOS, router and switch operating system
 * Cisco IOS XE
 * Cisco IOS XR
 * ios (C++), a C++ header file ("input/output stream")
 * I/O System (86-DOS), DOS BIOS in 86-DOS
 * I/O System (MS-DOS), DOS BIOS in MS-DOS
 * Input/Output Supervisor, a part of the control program in the IBM mainframe OS/360 operating system and its successors
 * IOS (Wii firmware), firmware that runs on the Nintendo Wii used with Wii homebrew
 * Internet operating system, any operating system designed to run all of its applications and services through an Internet client, generally a web browser
 * Interorganizational system, a system between organization

Organizations

 * Illinois Ornithological Society, American state-based bird club
 * Institute for Objectivist Studies, the former name of The Atlas Society
 * Institute of Oriental Studies of the Russian Academy of Sciences
 * International Organizations for Succulent Plant Research, in Zürich, Switzerland
 * Interorbital Systems, an aerospace design firm in Mojave, California, US
 * Investors Overseas Service, an investment company

Places

 * Ios, a Greek island


 * Ilhéus Jorge Amado Airport (IATA airport code), Ilhéus, Brazil

Media

 * IOS Press, a Dutch scientific and medical publisher
 * Independent on Sunday, a UK newspaper
 * Ireland on Sunday, an Irish newspaper published from 1996 to 2006

Other uses

 * International Open Series, an amateur snooker tour