Android OS Version History

Android is the most popular mobile operating system developed by Google based on the Linux kernel and designed primarily for touch-screen mobile devices such as smartphones and tablet .The first commercial version   Android 1.0  was released in September 2008. Android has a great journey of 5 year and in this journey we see many updates in Android versions.
In this post we shall see  Version number , API Level , Nick Name ,Release Date and Features for each of the android versions .

1. Alpha

Version1.0
API Level1
Nickname No Name  
Release Date September 2008
Features
  • Allows to download and update the application from android market.
  • Web browser to show, zoom and pan full HTML, X HTML web pages .
  • This Version is Packed with great internet serviced based apps like Gmail , Gtalk,Google maps ,Google Search and many more app likes media players ,bluetooth support and wifi .

2. Beta

Version1.1
API Level2
Nickname No Name  
Release Date  February 2009   
Features
  •  The Update Resolved bugs which were found in version 1.0

3. Cupcake


Version1.5
API Level3
NicknameCupcake
Release Date April 2009 
Features
  •  Supports Keyboard predictions
  •  Widgets are introduced in this version 
  •  Auto-rotation option
  •  Animated Screen Transition 
  •  Media Support for video recording and playback in MPEG-4 and 3GP formats
  •  Ability to uploads videos to youtube
  •  Ability to upload photos to picasa.

4. Donut

Android Donut
Version1.6
API Level4
NicknameDonut
Release Date September 2009 
Features
  • Text to speech technology is introduced. 
  • Support for WVGA screen resolutions.
  • Speed improvements in searching and camera applications.
  • Ability for users to select multiple photos for deletion.
  • Gallery, camera and camcorder more fully integrated, with faster camera access.

5. Eclair

Android Eclair
Version1.6
API Levels5 , 6 , 7
Nickname Eclairs 
Release Date October 2009  
Features
  • Expanded Account sync allowing users to add mulitple accounts to device for synchronization.
  •  Live wallpapers were introduced in this version.
  •  Ability to search all saved SMS and MMS messages.
  •  Improvement in Google Maps.
  •  The Web Browser is refreshed with thumbnail ,double tap zoom and support for HTML 5 features. 
  •  Camera Features like flash, digital zoom, white balance and colour effects are including in camera settings.

6. Froyo

Android Froyo
Version2.2 – 2.2.3 
API Level8
NicknameFroyo
Release Date   May 2010   
Features
  •  Speed, memory, and performance optimizations.
  •  Adobe Flash Player Support.
  •  USB tethering and Wi-Fi hotspot functionality.
  •  Updated Market application with batch and automatic update features.
  •  Support for Bluetooth-enabled car and desk docks.
  •  Gallery allows users to view picture stacks using a zoom gesture.

7. Gingerbread

Android Gingerbread
Version2.3-2.3.2
API Levels9 , 10
Nickname Gingerbread  
Release Date  December 2010 
Features
  •  Support for a front-facing camera for video calling .
  •  Support for Near Field Communication (NFC) .
  •  New Download Manager, giving users easy access to any file downloaded from the browser, email, or another application .
  •  Audio, graphical, and input enhancements for game developers .
Note : Drawable Image Resource are handled very typically in android prior to honeycomb version they are stored in native memory and then from honeycomb and above version they are stored in heap memory

    8. Honeycomb

    Android Honeycomb
    Version 3.0 – 3.2  
    API Levels11 , 12 , 13
    Nickname  Honeycomb 
    Release Date  February 2011 
    Features
    •  This version is Optimized to Support tablets. 
    •  UI refinements.
    •  Keyboard Redesigned.
    •  Better 3D Support.
    •  Support for video chat using Google Talk.
    •  Multiple browser tabs.
    •  Improved Adobe Flash support in browser.

    9. Ice Cream Sandwich

    Android Ice Cream Sandwich
    Version 4.0.3 – 4.0.4
    API Levels14 , 15
    Nickname Ice Cream Sandwich 
    Release DateOctober 2011
    Features
    •  Face recognition for unlocking your phone.
    •  Calendar provider enhancements to support zoom functionality.
    •  Integrated screenshot capture (now accomplished by holding down the Power and Home buttons).
    •  Easy to create folders in drag and drop manner.

    10. Jelly Bean

    Android Jelly Bean
    Version4.1 – 4.3
    API Levels 16 , 17 , 18 
    NicknameJelly Bean
    Release DateJuly 2012
    Features
    •  Many security enhancements, performance . enhancements, and bug fixes are found in this version .
    •  Improvement in UI to make it faster and smooth .
    •  Improvement in notification ,such as photos or subject lines in emails.
    •  Group Messaging.

    11. Kitkat

    Android Kitkat
    Version4.4
    API Level19
    Nicknamekitkat
    Release Date October 2013 
    Features 


    • Impressive display that will hide everything while reading or watching a movie .
    • Kit Kat includes a new way to browse for and pick files.
    • Email App Improvements .
    • Introduced a printing framework .
    • Android KitKat is optimizated to work on devices with as little as 512MB of RAM .
    • KitKat includes a new way to browse for and pick files called file picker this supports both local, on-device storage and cloud storage services like google drive .

    12. Lollipop



    Version5.0
    API Level21-22
    NicknameLollipop
    Release Date Nov 12,2014
    Features 
    • Android Runtime (ART) with ahead-of-time (AOT) compilation and improved garbage collection (GC), replacing Dalvik that combines bytecode interpretation with trace-based just-in-time (JIT) compilation
    • Support for 64-bit CPUs
    • OpenGL ES 3.1 and Android Extension Pack (AEP) on supported GPU configurations
    • Material design, bringing a restyled user interface
    • Searches can be performed within the system settings for quicker access to particular settings
    • Audio input and output through USB devices
    • Tap and Go allows users to quickly migrate to a new Android device, using NFC and Bluetooth to transfer Google Account details, configuration settings, user data and installed applications
    • User-customizable priorities for application notifications.
    • SELinux in enforcing mode for all domains

    13. Marshmallow


    Version6.0
    API Level23
    NicknameMarshmallow
    Release Date October 2013 
    Features 
    • Contextual search from keywords within apps.
    • Introduction of Doze mode, which reduces CPU speed while the screen is off in order to save battery life
    • App Standby feature
    • Alphabetically accessible vertical application drawer
    • Application search bar and favorites
    • Native fingerprint reader support
    • Direct Share feature for target-specific sharing between apps
    • Renamed "Priority" mode to "Do Not Disturb" mode
    • App Linking for faster instinctive opening of links with corresponding applications
    • Larger Application folders with multiple pages
    • Post-install/run-time permission requests
    • USB Type-C support

    14. Nougat


    Version7.0
    API Level24-25
    NicknameNougat
    Release Date October 2013 
    Features 
    • Unicode 9.0 emoji and skin tone modifier support (and exposes a subset of ICU4J APIs).[210]
    • Ability to display color calibration
    • Another system partition, which gets updated when not in use, allowing for seamless system updates
    • Daydream virtual reality platform (VR interface)
    • Improved Doze functionality, which aims to prolong battery life
    • Multi-window support, which supports floating apps on a desktop layout
    • New Data Saver mode, which can force apps to reduce bandwidth usage
    • New JIT Compiler, making for 75 percent faster app installations and a 50 percent reduction in compiled code size
    • Just in Time (JIT) compiler with code profiling to ART, which lets it constantly improve the performance of Android apps as they run[211]
    • Vulkan 3D rendering API
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