Android
The version history of the Android mobile operating system began with the public release of the Android beta on November 5, 2007. The first commercial version, Android 1.0, was released on September 23, 2008. Android is continually developed by Google and the Open Handset Alliance, and it has seen a number of updates to its base operating system since the initial release.
Pros
- Zero/negligible development cost
- Open Source
- Multi-Platform Support
- Multi-Carrier Support
- Open Distribution Model
Cons
- Little Memory for Storage
- Force Close on Large App/Games
- Battery Problem
iOS
Apple launched iOS—then called iPhone OS—on June 29, 2007, with the very first iPhone. Since then, the mobile operating system has gone through some major upgrades. But it didn’t happen overnight. Ever year in the summer, Apple has reinvented the OS, adding new features and redefining what’s possible on all its Devices.
Pros
- Better hardware and software integration
- Easiest phone to use
- No bloatware!
Cons
- Not flexible only supports iOS devices.
- The iOS is not Open Source.
- Apple restricted the connectivity with iTunes.
- Devices are very pricey.
- Applications are very large when compared to other mobile platforms.
Windows
Microsoft Windows was announced by Bill Gates on November 10, 1983. Windows Phone (WP) is a family of mobile operating systems developed by Microsoft for smartphones as the replacement successor to Windows Mobile. It was first launched in October 2010 with Windows Phone 7 with Windows 10 being it’s latest mobile operating system for smartphones and tablets running on ARM architecture.
Pros
- Quality Build Phones With Exceptional Design For Everyone
- Gorgeous Apps
- Microsoft Integration and Support
Cons
- Action Centre Is Broken
- Many Games Are Still Missing
- Lacks A Good Third-Party Video Player
-by Chetanya Sharma (Krishna Engineering College)
SK Info Techies 
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