Android Version History: is a Linux-based operating system. Each major release is named in alphabetical order after a dessert or sugary treat.
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Android 1.5 Cupcake
Specific date/time stamp shown for events in call log, and one-touch access to a contact card from call log event
Animated screen transitions
Auto-rotation option
New stock boot animation
Ability to upload videos to YouTube
Ability to upload photos to Picasa -
Android 1.6 Donut
Easier searching and ability to view app screenshots in Android Market
Ability for users to select multiple photos for deletion
Support for WVGA screen resolutions
Speed improvements in searching and camera applications -
Android 2.0 Eclair
Optimized hardware speed and revamped UI
Support for more screen sizes and resolutions, with better contrast ratio
Improved Google Maps 3.1.2
MotionEvent class enhanced to track multi-touch events[38]
Addition of live wallpapers, allowing the animation of home-screen background images to show movement -
Android 2.2 Froyo
Speed, memory, and performance optimizations
Additional application speed improvements, implemented through JIT compilation
Integration of Chrome's V8 JavaScript engine into the Browser application -
Android 2.3 Gingerbread
Updated user interface design with increased simplicity and speed
Audio, graphical, and input enhancements for game developers
Concurrent garbage collection for increased performance
Native support for more sensors (such as gyroscopes and barometers) -
Android 3.0 Honeycomb
Optimized tablet support with a new virtual and “holographic” user interface
Hardware acceleration
Support for multi-core processors
Ability to encrypt all user data -
Android 4.0 Ice Cream Sandwich
Soft buttons from Android 3.x are now available for use on phones
Separation of widgets in a new tab, listed in a similar manner to apps
Easier-to-create folders, with a drag-and-drop style
A customizable launcher -
Android 4.1 Jelly Bean
Restricted access mode for new user profiles
Background Wi-Fi location still runs even when Wi-Fi is turned off
Developer logging and analyzing enhancements
Added support for five more languages -
Android 4.4 Kit Kat
To be announced
Not available yet
