MOBILE OPERATING SYSTEM TYPES

1.ANDROID
Released by Google Inc.
Pros

Phone Choice
Android App Market
Open System
Google Friendly

Cons

Lack of Accessories
More Susceptible To Viruses
Easily effected by virus because of open source
Apps Limited By Operating System
Lower versions apps not support higher versions,higher version apps not support for lower versions

2.Apple iOS
Released by Apple Inc.
Pros:

Beautiful UI
Smooth operation
Regular Updates
Great quality of apps

Cons:

Locked-down os
Few customization features

3.Windows Phone/Windows 10 Mobile
Releases by Microsoft Inc.

Pros:

Fluid interface
Continuum
Universal apps

Cons:

Some popular apps not yet available on the platform
Lower quality of apps

4.Cyanogen Os
One type of ANDROID OS but looks different

Pros:

Great customization features
Regular updates
Great community

Cons:

No Google services in the future

5.MIUI
ANDROID OS theme designed by redmi

Pros:

Themes and exclusive features
Customization optionsiOS-like interface

Cons:

Slow updates
Vast difference from Android’s stock interface

6.Tizen OS
Released by samsung

Pros:

Great HTML5 support
Intuitive gestures
Cons:

Very few apps
Looks like Android

7.Firefox OS
Released by mozilla

Pros:

Affordable smartphones
open web standards support

Cons:

Clunky UI
No great smartphones on offer
Very few apps

8.Ubuntu
Released by ubuntu pc company
Pros:

Intuitive user interface
Cloud-based services

Cons:

Low number of apps

9.Sailfish OS
Releases by Jolla company

Pros:

Unique interface
Support for Android apps

Cons:

Lack of features
Android apps don’t run too well

10.Symbian 
Released by series symbian(Nokia)

Pros
Good user interface

Cons
All apps not supported

11.JAVA
Pros
Good user interface

Cons
Less apps

12.Blackberry
Pros
Good user interface

Cons
Less apps