Nokia OS is an informal name for the operating system

Operating system

An operating system is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is the most important type of system software in a computer system...

 in many Nokia

Nokia

Nokia Corporation is a Finnish multinational communications corporation that is headquartered in Keilaniemi, Espoo, a city neighbouring Finland's capital Helsinki...

 mobile phone

Mobile phone

A mobile phone is a device which can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile network operator...

s. These are informal names, there is no such product or trademark, though the term "Nokia OS" is used in official Nokia communications. Officially it is referred as ISA (Intelligent System Architecture) platform. It is a proprietary platform for Nokia's internal use only. It is licensed to no one else. No direct application programming interface

Application programming interface

An application programming interface is a source code based specification intended to be used as an interface by software components to communicate with each other...

 (API) is provided, but most ISA phones can be programmed with Java Platform, Micro Edition

Java Platform, Micro Edition

Java Platform, Micro Edition, or Java ME, is a Java platform designed for embedded systems . Target devices range from industrial controls to mobile phones and set-top boxes...

 (Java ME). It is sometimes called the "domestic OS".

ISA is used on Nokia Series 40 and Series 30

Series 30 (software platform)

The Series 30 software platform is an application user interface used on Nokia's broad range of entry-level mobile devices. Most, if not all of Nokia's no-frills phones such as the Nokia 1600, Nokia 2310 and Nokia 5030 XpressRadio run on the Series 30 platform, although some now use the more...

 user interface

User interface

The user interface, in the industrial design field of human–machine interaction, is the space where interaction between humans and machines occurs. The goal of interaction between a human and a machine at the user interface is effective operation and control of the machine, and feedback from the...

 based mobile phone

Mobile phone

A mobile phone is a device which can make and receive telephone calls over a radio link whilst moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile network operator...

s.

See also

• Symbian
  Symbian
  Symbian is a mobile operating system and computing platform designed for smartphones and currently maintained by Accenture. The Symbian platform is the successor to Symbian OS and Nokia Series 60; unlike Symbian OS, which needed an additional user interface system, Symbian includes a user...
  
   OS (smartphone
  Smartphone
  A smartphone is a high-end mobile phone built on a mobile computing platform, with more advanced computing ability and connectivity than a contemporary feature phone. The first smartphones were devices that mainly combined the functions of a personal digital assistant and a mobile phone or camera...
  
  )
• Operating System Embedded
  Operating System Embedded
  The Operating System Embedded is a real-time embedded operating system created by the Swedish information technology company ENEA AB. Bengt Eliasson, who at the time was a consultant from ENEA with an assignment at Ericsson, wrote the basic parts of the kernel...
  
   (OSE)
• Mobile platform
• Windows Mobile
  Windows Mobile
  Windows Mobile is a mobile operating system developed by Microsoft that was used in smartphones and Pocket PCs, but by 2011 was rarely supplied on new phones. The last version is "Windows Mobile 6.5.5"; it is superseded by Windows Phone, which does not run Windows Mobile software.Windows Mobile is...
  
  
• Ovi (Nokia)
  Ovi (Nokia)
  Ovi by Nokia is the brand for Nokia's Internet services. The Ovi services can be used from a mobile device, computer or via the web. Nokia focuses on five key service areas: Games, Maps, Media, Messaging and Music. Nokia's aim with Ovi is to include third party developers, such as operators and...
  
  
• Android