Android history

Android history



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Android is an open-source Linux-based operating system designed for touch screen phones and tablets. It is released under the Apache License which means that it can be modified by anyone.
Android was unveiled in November 2007 as the Open Handset Alliance was formed.

Members of the OHA
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In September 2008, Android 1.0 was released. The first phone to handle the Android OS was the HTC Dream.

Today, over 600 million android phones are being used worldwide making it the most used phone OS.

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The latest version of Android is Jelly Bean 4.2.

Here are some statistics presenting all the phones who visited the Play Store and their Android versions:

Donut [1.6]: 0.1%
Eclair [2.1]: 1.4%
Froyo [2.2]: 3.1%
Gingerbread [2.3.3 - 2.3.7]: 34.1%
Honeycomb [3.2]: 0.1%
Ice Cream Sandwich [4.0.3 - 4.0.4]: 23.3%
Jelly Bean [4.1.x - 4.2.x]: 37.9%

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Here are all the version releases & SDK releases along with their release dates and brought up improvements.
Please note that the versions with codenames are the main releases and the SDKs (Software Development Kits) are fixes and/or add-on upgrades to that main release.



Android 1.0 (Codename: Android)
Released on: 23/09/2008
  • 1.0.0 Information
    • Basic Android System
    • Normal phone capabilities
    • Released along with the HTC Dream

Android 1.5 (Codename: Cupcake)
Released on: 30/04/2009
  • 1.5.0 Important Enhancements
    • Camera record & watch
    • YouTube uploading
    • Bluetooth fixes
    • Widgets for home screen
    • Transition animations
    • Keyboard with text-prediction



Android 1.6 (Codename: Donut)
Released on: 15/09/2009
  • 1.6.0 Important Enhancements
    • New interfaces
    • Voice search improved
    • High resolution support
    • Google Navigation
    • Text-to-speech
    • Multi-touch gesture support
    • VPN support

Android 2.0 - 2.1 (Codename: �clair)
Released on: 26/10/2009
  • 2.0.0 Important Enhancements
    • Better user interface
    • Contacts improved
    • Emails improved
    • Camera improvements
    • Keyboard improved
    • HTML5 in browser
    • Faster device
    • Bluetooth 2.1 support
    • Live wallpapers added
    • 2.0.1 Released (SDK)
    • 2.1.0 Released (SDK)

Android 2.2 (Codename: Froyo)
Released on: 20/05/2010
  • 2.2.0 Important Enhancements
    • Camera improved
    • Tethering improved
    • Language keyboard switch
    • Performance improvement
    • Bluetooth improved
    • Home screen tips widget

Android 2.3 - 2.3.3 (Codename: Gingerbread)
Released on: 06/12/2010
  • 2.3.0 Important Enhancements
    • User interface simplicity & speed
    • Keyboard improved
    • Selection fixes
    • Power usage notes
    • App statuses
    • Internet phone calls
    • Newer download manager
    • Front & rear camera support
    • Barometer, gravity, rotation, acceleration support
  • 2.3.3 Released (SDK)

Android 3.0 - 3.2 (Codename: Honeycomb)
Released on: 22/02/2011
  • 3.0.0 Important Enhancements
    • User interface optimized for tablets
    • Keyboard redesigned
    • Text selection fix
    • USB Synchronization fix
    • Bluetooth tethering
    • Applications optimized for larger screens
    • Multi-core processor supported
    • 3D Graphics Support
  • 3.1.0 Important Enhancements (SDK)
    • User interface fixes
    • USB devices supported
    • Resizable home widgets
    • Gaming hardware support
    • Wi-Fi stability
    • Standard apps updated
    • Enterprise device suppor
  • 3.2.0 Important Enhancements (SDK)
    • Tablet-optimization
    • Zoom fix
    • Direct SD access

    Android 4.0 (Codename: Ice Cream Sandwich)
    Released on: 19/10/2011
    • 4.0.0 Important Enhancements
    • User interface refined
    • Recent apps pop-up
    • Folders & favorites
    • Lock screen functions added
    • Quick call response
    • Data plan control
    • Better email system
    • Face unlocking

Android 4.1 - 4.2 (Codename: Jelly Bean)
Released on: 09/07/2012
  • 4.1.0 Important Enhancements
    • Improved response & transitions
    • Notifications improved
    • Adaptive keyboard dictionary
    • Voice Search Improved
    • USB Audio In/Output
    • Google Wallet Added
  • 4.2.0 Important Enhancements
    • Multi-user system
    • 360 degree photo system
    • Keyboard typing swipe
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