Mobile operating system

mobile platformsmobile OSmobilemobile operating systemsMobile Platformoperating systemoperating systemsOSsmartphonescopyleft-containing Linux mobile operating systems
A mobile operating system (or mobile OS) is an operating system for phones, tablets, smartwatches, or other mobile devices.wikipedia
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IOS

Apple iOSiPhone OSiPhone
Mobile operating systems combine features of a personal computer operating system with other features useful for mobile or handheld use; usually including, and most of the following considered essential in modern mobile systems; a wireless inbuilt modem and SIM tray for telephony and data connection, By Q1 2018, over 383 million smartphones were sold with 86.2 percent running Android and 12.9 percent running iOS.
iOS (formerly iPhone OS) is a mobile operating system created and developed by Apple Inc. exclusively for its hardware.

Smartphone

smartphonessmart phonesmart phones
Mobile operating system milestones mirror the development of mobile phones, PDAs, and smartphones:
They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating systems, which facilitate wider software, internet (including web browsing over mobile broadband), and multimedia functionality (including music, video, cameras, and gaming), alongside core phone functions such as voice calls and text messaging.

Palm OS

PalmHotSyncGarnet OS
Palm OS/Garnet OS was from Access Co. It is closed source and proprietary.
Palm OS (also known as Garnet OS) is a discontinued mobile operating system initially developed by Palm, Inc., for personal digital assistants (PDAs) in 1996.

Usage share of operating systems

over 90% market sharearound 85% market sharedesktop operating system market
Thus traditional desktop OS is now a minority used kind of OS; see usage share of operating systems.
On a global scale, iOS has never managed close to half the popularity of Windows; however, mobile operating systems (Android plus iOS) have majority use (in most populous countries, even including the United States) over non-mobile (Windows and e.g. macOS), and had for close to two years, mostly because Android was and continues to be more popular than Windows.

EPOC (operating system)

EPOCEPOC32EPOC16
EPOC is a mobile operating system developed by Psion, a British company founded in 1980.

Mobile device

mobile deviceshandheldmobile
A mobile operating system (or mobile OS) is an operating system for phones, tablets, smartwatches, or other mobile devices.
Mobile devices may run mobile operating systems that allow third-party apps specialized for said capabilities to be installed and run.

Symbian

Symbian OSSymbian^3Symbian Belle
The Symbian platform was developed by Nokia for some models of smartphones.
Symbian is a discontinued mobile operating system (OS) and computing platform designed for smartphones.

Mobile phone

cell phonemobile phonesmobile
Mobile operating system milestones mirror the development of mobile phones, PDAs, and smartphones:
By contrast, smartphones generally use a mobile operating system that often shares common traits across devices.

Laptop

laptop computerlaptopsnotebook computer
While computers such as typical laptops are 'mobile', the operating systems usually used on them are not considered mobile ones, as they were originally designed for desktop computers that historically did not have or need specific mobile features.
Similarly, a number of hybrid laptops run a mobile operating system, such as Android.

Tizen

LiMo PlatformLiMoSamsung Z
Tizen (based on the Linux kernel) is a mobile operating system hosted by Linux Foundation, together with support from the Tizen Association, guided by a Technical Steering Group composed of Intel and Samsung.
Tizen is a Linux-based mobile operating system backed by the Linux Foundation but developed and used primarily by Samsung Electronics.

Tizen Association

LiMo Foundation
The Tizen Association (Formerly The LiMo (Linux Mobile) Foundation) is a non-profit technology consortium organization dedicated to creating Tizen as the first truly open, hardware-independent, Linux-based mobile operating system for smartphone mobile devices.

Binary Runtime Environment for Wireless

BREWQualcomm BrewBinary Runtime Environment for Wireless (BREW)
Brew is described as a pseudo operating system, but not a true mobile operating system.

Windows Phone

WindowsWPWindows Phones
Windows 10 Mobile (formerly called Windows Phone) is from Microsoft.
Windows Phone (WP) is a family of discontinued mobile operating systems developed by Microsoft for smartphones as the replacement successor to Windows Mobile and Zune.

IPhone OS 2

iOS 2iPhone OS 2.02
iPhone OS 2 is the second major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 1.

Palm Pre

PrePalm Pre PlusPre Plus
webOS is an open source mobile operating system running on the Linux kernel, initially developed by Palm, which launched with the Palm Pre.
The smartphone was the first to use Palm's Linux based mobile operating system, webOS.

Bada

Bada OSSamsung BadaBada (operating system)
Bada platform (stylized as bada; Korean: 바다) was an operating system for mobile devices such as smartphones and tablet computers.
Bada (stylized as bada; Korean: 바다) is a discontinued operating system for mobile devices such as smartphones and tablet computers.

WebOS

Palm webOSHP webOSPalm App Catalog
LuneOS is a modern reimplementation of the Palm/HP webOS interface.
webOS, also known as LG webOS and previously known as Open webOS, HP webOS and Palm webOS, is a Linux kernel-based multitasking operating system for smart devices such as smart TVs and it has been used as a mobile operating system.

Windows Mobile

Microsoft Windows MobileWindows Mobile 2003 SEMobile
Serving as a successor to HTC's TouchFLO 3D software for Windows Mobile, Sense modifies many aspects of the Android user experience, incorporating added features (such as an altered home screen and keyboard), widgets, HTC-developed applications, and redesigned applications.
Windows Mobile is a discontinued family of mobile operating systems developed by Microsoft for smartphones and Pocket PCs.

IPhone OS 3

iOS 3iPhone OS 3.2iPhone OS 3.0
iPhone OS 3 is the third major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 2.

Nokia N8

N8N8 handset
Announced on 27 April 2010, the Nokia N8 was the first device to run on the Symbian^3 mobile operating system and it was the company's flagship device for the year.

IOS 4

iOS4iOS 4.0iOS 4.2
iOS 4 is the fourth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 3.

Android version history

Android 4.4.2 KitkatAndroid versionIce Cream Sandwich
The version history of the Android mobile operating system began with the public release of the Android beta on November 5, 2007.

Fire OS

FireOSAndroid OS (customized)Fire (OS)
Amazon Fire OS is an Android-based mobile operating system produced by Amazon for its Fire Phone and Kindle Fire range of tablets, Echo and Echo Dot, and other content delivery devices like Fire TV; the tablet versions of the Kindle e-readers are the Fire range.

IOS 5

5iOS 5.0iOS 5.1
iOS 5 is the fifth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iOS 4.

BlackBerry 10

BlackBerryBlackBerry AssistantBlackBerry 10+
BlackBerry 10 (based on the QNX OS) is from BlackBerry.
BlackBerry 10 is a proprietary mobile operating system for the BlackBerry line of smartphones, both developed by BlackBerry Limited (formerly Research In Motion).