Versions & Version wise Features

Cupcake

This is first version as operating system and released on April 30, 2009.

Features

• In this version onscreen soft keyboard introduced with auto-rotation option
• Supports both land and porttaint modes
• Dictionary with custom words
• Copy and Paste feature added in the web browser.
• Introduced on screen widgets like analog clock, calendar,music player,and search option etc.

Donut

This version released on September 15, 2009.

Fearures:

• Introduced quick search
• Virtual Private Network settings, user can add his/her vpn settings in control panel.
• Voice search and Search box were added.
• Battery usage indicator introduced like for which application how battry in consuming
• Faster OS boot times and fast web browsing experience.
• Google play store updates like catogiries in google play like games,apps
• Getsures for storing, loading,volume controls.

Éclair

This version released on October 26, 2009.

Features

• This version Bluetooth 2.1
• Typing speed is Improved with  virtual keyboard,  with  dictionary option
• Introduced adding events in calendar also invite some one for your event as well.
• From this version onwards only we can build dynamic applications.
• Suppoting zoom option in browser
• no Adobe flash media support.

Froyo

This version is realsed on Released on  May 20, 2010.

Features

• It is Support  Adobe Flash
• Multi touch event getures are introduced.
• From this version on words we can set mode like night/day mode so that we can save some battery life.
• Device policy manager feature in updated like password & security etc.
• Data backup application is also introduced.
• Crash reporting to developer  paly stotre account
• Hotspot also introduced.
• Improved Application launcher with better browser
• No internet calling.

Gingerbread

This version is released on  December 6, 2010.

Features:

• User Interface is updated with high efficiency and speed
• Internet calling is introduced
• One touch word selection and copy/paste.
• Supports third party keyboards as well
• 3d motion sensors are updated
• Data encoding and decoding introduced
• Not supports multi-core processors.

Honeycomb

This version released on February 22, 2011.

Features:

• Its Supporing  multi-core processors
• It is suitable for tablets with high reach user interface
• Action bar also introduced.
• http live streaming introdiced

IceCreamSandwich

This version released on  November 14, 2011.

Features

• Home Screen folder and favorites grouping
• Introduced Virtual button in the UI.
• User can adjust the sizes of widgets
• With swipe user can clear browsers tabs, notifications, older tasks
• Screen shot sharing
• Android beam app for data sharing.

JellyBean

This version released on June 27, 2012.

• Autocomplete option for dial pad
• Smoother user interface is updated
• Multi language support is introduced
• Location accuracy updated .

Kitkat:

This version released on Sep 30, 2013.

Features

• Battery management option introduced.
• “OK google” voice commonds improved.
• Cloud storage optionintroduced.
• Cloud printer introduced.
• Multi tasking introduced like Responds faster, touch is more accurate so that multiple things can also be done at a time like browsing the web, listening to music,

Lollipop

This version released on Oct 15, 2014.

Features

• From this version android is 64-bit system architecture
• From this version apps can support tv, watches and cars
• More security is introduced.
• You can create your rules in your device like settings quick menu customization.

MarshMallow:

This version released on May 28, 2015.

Features

• Design and visual changes
• “Google now tap on” this the most and important feature in android easy to search option in google
• “Ok  Google” option on home screen.
• File explorer option for moving files from one location to other .
• Batter indicator on status bar
• Security: App level permisions

Nougat

This version released on June 30, 2016.

Features

• Battery Power Optimization:

From android 7.0 onwords battery life is improved, when mobile is ideal battery is aslo used in very very rare percentage.

• Better Notification Control: 

some applications are regularly sending notifactions to users like shoppingkart,banking for those notifications performance increased. Easy to integrate using firebase notification.

• Data Saver

From this version onwards device wont consume more data for background process. So our data could be safe.

• Arrange Quick Settings Menu :

Here we can customize quick settings menu which are using regularly.

• Enable Power Notifications: 

If any unraed notifcations it wont consume data upto device unlock.

• Copy-Paste in a Jiffy in Split Screen :

Her we can split our screen into 2 parts of multi tasking that could be in either horizontal or vertical.

• Change the Display Size:

Display sizes like font iamge sizes we can adjust.

• App Shortcuts :

We can create shortcuts for apps on main screen.

• Pin Apps to Share Menu:

Here its very easy to share app and content others.

• Enhanced File Explorer:

It should displays the explore of all files into based on format like size, space etc.

• Mono Audio Playback :

This is the good news for who are single music with single jack it can support without disturbance.

• Emergency Info :

Even if phone is in locked also here can work emergency features like Road block on GPS, battery low etc.

• View Shortcuts with a Physical Keyboard :

This are the key board shortcuts for tab users who are using physical keyboards..

• Bonus Feature: Night Mode: brightness of the screen based on the day & night automatically adjusted.