Android Phone Evolution and Operating systems Details

Evolution of Android Phone O.S 

Android 1.0

This is the primary version of android. This version was the first release in Sep 23 2008 which had a Codename, dubbed alpha. The first commercially available Android device was the HTC Dream.



Features of Android 1.0

  • Android Market application download and updates through the Market application.
  • Web browser to show, zoom and pan full HTML and XHTML web pages.
  • Camera support – however, this version lacked the option to change the camera’s resolution, white balance, quality, etc.
  • Google Sync, allowing management of over-the-air synchronization of Gmail, People, and Calendar.
  • Google Search, allowing users to search the Internet and phone applications, contacts, calendar, etc.
  • Media Player, enabling management, importing, and playback of media files – however, this version lacked video and stereo Bluetooth support.
  • Notifications appear in the Status bar, with options to set a ringtone, LED or vibration alerts.
  • Other applications include: Alarm Clock, Calculator, Dialer (Phone), Home screen (Launcher), Pictures (Gallery), and Settings.
  • WI-Fi and Bluetooth support.

Android 1.1

The Android 1.1 update was released On February 9, 2009, and this update is also for HTC Dream only. Android 1.1 was known as “Petit Four” internally, though this name was not used officially declared. it had a Codename, dubbed beta. The update resolved bugs.

version1.1Added features of Android 1.1

Android 1.5

The Android 1.5 update was released On April 27, 2009, based on Linux kernel 2.6.27. This was the first release to officially use a Codename based on a dessert item (“Cupcake“), a theme which would be used for all releases 1.5 

Features of Android 1. 5:

Android 1.6

The android 1.6 update was released On September 15, 2009, it’s official Codename, dubbed Donut – was released, based on Linux kernel 2.6.29

version 1.6Features of android 1.6

Android 2.0-2.1

Android 2.0 was released On October 26, 2009, the Android 2.0 code named Eclair and it was released, based on Linux kernel 2.6.29. And the update of 2.0.1 was released on Dec 3 2009 and android 2.1 was released on Jan 12 2010 collectively version (2.0-2.1) known as Eclair .


Features of android 2.0-2.1

  • Expanded Account sync, allowing users to add multiple accounts to a device for synchronization of email and contacts
  • Microsoft Exchange email support, with combined inbox to browse email from multiple accounts in one page
  • Bluetooth 2.1 support
  • Ability to tap a Contacts photo and select to call, SMS, or email the person
  • Numerous new camera features, including flash support, digital zoom, scene mode, white balance, color effects and macro focus
  • Optimized hardware speed and revamped UI
  • MotionEvent class enhanced to track multi-touch events.

Android 2.2-2.2.3:

Android 2.2 was released On May 20, 2010,
Android 2.2.1 was released On Jan 18 2011
Android 2.2 was released On Jan 22 2011
Android 2.2 was released On Nov 21 2011
Android 2.2-2.2.3 collectively called as Freya, short for frozen yogurt was released, based on Linux kernel 2.6.32.


Features of android 2.2-2.2.3:

  • Speed, memory, and performance optimizations
  • Improved application launcher with shortcuts to Phone and Browser applications
  • USB tethering and WI-Fi hotspot functionality
  • Option to disable data access over mobile network.
  • Updated Market application with batch and automatic update features
  • Support for Bluetooth-enabled car and desk docks
  • Support for numeric and alphanumeric passwords
  • Adobe Flash support.

Android 2.3-2.3.7

Android version 2.3 was released on December 6, 2010,
Android version 2.3.1 was released on Dec 2010
Android version 2.3.2 was released on Jan 2011
Android version 2.3.3 was released on Feb 9 2011
Android version 2.3.4 was released on April 28 2011
Android version 2.3.5 was released on July 25 2011
Android version 2.3.6 was released on Sep 2 2011
Android version 2.3.7 was released on Sep 21 2011.
The Android versions 2.3-2.3.7 collectively called Gingerbread based on Linux kernel 2.6.35

2.3Features of android 2.3-2.3.7:

Android 3.0-3.2.6

Android 3.0 was released On February 22, 2011,
Android 3.1 was released On May 10 2011
Android 3.2 was released On July 15 2011
Android 3.2.1 was released On Aug 20 2011
Android 3.2.2 was released On Sep 30 2011
Android 3.2.4 was released On de 2011
Android 3.2.5 was released On Jan 2012
Android 3.2.6 was released On Feb 2012
The Android 3.0-3.2.6 collectively called Honeycomb the first tablet-only Android update – was released, based on Linux kernel 2.6.36. The first device featuring this version, the Motorola Xoom tablet, was released on February 24, 2011.


Features of android 3.0-3.2.6:

Android 4.1

Android 4.1 was released on July 9 2012
Android 4.1.1 was released on July 11 2012
Android 4.1.2 was released on Oct 9 2012
Google announced Android 4.1 (Jelly Bean) at the Google I/O conference on June 27, 2012. Based on Linux kernel 3.0.31, Jelly Bean was an incremental update with the primary aim of improving the functionality and performance of the user interface. Android 4.1 Jelly Bean was released to the Android Open Source Project on July 9, 2012, [92] and the Nexus 7 tablets, the first device to run Jelly Bean, was released on July 13, 2012.


Features of android 4.1-4.3.1:

  • Smoother user interface
  • Triple buffering in the graphics pipeline
  • Enhanced accessibility
  • Bi-directional text and other language support
  • Shortcuts and widgets can automatically be re-arranged or re-sized to allow new items to fit on home screens
  • Bluetooth data transfer for Android Beam
  • Improved camera application
  • Lock/home screen rotation support for the Nexus 7
  • One-finger gestures to expand/collapse notifications
  • The latest version is Kit-Kat

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