Android Froyo

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Android Froyo
A version of the Android operating system
Android logo (2007-2014).svg
Android 2.2 Froyo home.png
Android 2.2.3 Home Screen
Developer Google
Initial release May 20, 2010; 7 years ago (2010-05-20)
Latest release 2.2.3 / November 21, 2011; 5 years ago (2011-11-21)
Preceded by Android 2.1 "Eclair"
Succeeded by Android 2.3 "Gingerbread"
Official website
Support status

Android "Froyo" is a codename of the Android mobile operating system developed by Google, spanning versions between 2.2 and 2.2.3.[1] Those versions are no longer supported. It was unveiled on May 20, 2010, during the Google I/O 2010 conference.

One of the most prominent changes in the Froyo release was USB tethering and Wi-Fi hotspot functionality.[2] Other changes include support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications, Additional application speed improvements, implemented through JIT compilation[3] and displayed within applications as top-of-the-screen banners.

As of January 9, 2016 statistics issued by Google indicate that less than 0.1% of all Android devices accessing Google Play run Froyo, effectively meaning that this version is no longer in use.[4]


New features introduced by Froyo include the following:

  • Speed, memory, and performance optimizations.[5]
  • Additional application speed improvements, implemented through JIT compilation[3]
  • Integration of Chrome's V8 JavaScript engine into the Browser application.
  • Support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications.
  • Improved Microsoft Exchange support, including security policies, auto-discovery, GAL look-up, calendar synchronization and remote wipe.
  • Improved application launcher with shortcuts to Phone and Browser applications.
  • USB tethering and Wi-Fi hotspot functionality.[2]
  • Option to disable data access over mobile network.
  • Updated Market application with batch and automatic update features.
  • Quick switching between multiple keyboard languages and their dictionaries.
  • Support for Bluetooth-enabled car and desk docks.
  • Support for numeric and alphanumeric passwords.
  • Support for file upload fields in the Browser application.[6]
  • The browser now shows all frames of animated GIFs instead of just the first frame only.
  • Support for installing applications to the expandable memory.
  • Adobe Flash support,[7] later removed in 2.2.3
  • Support for high-PPI displays (up to 320 ppi), such as four-inch 720p screens.[8]
  • Introduced .asec file extension.
  • Gallery allows users to view picture stacks using a zoom gesture.
  • Added JavaScript interrupter in the form of VB 4, later removed in 2.2.3

See also[edit]


  1. ^ Lead, Xavier Ducrohet, Android Sdk Tech (2010-05-20). "Android 2.2 and developers goodies. | Android Developers Blog". Android 2.2 and developers goodies. | Android Developers Blog. Retrieved 2015-12-04. 
  2. ^ a b "Android 2.2 ‘Froyo’ Features USB, Wi-Fi Tethering". WIRED. WIRED. Retrieved 2015-12-04. 
  3. ^ a b "EXCLUSIVE:'s Nexus One Is Running Android 2.2 Froyo. How Fast Is It Compared To 2.1? Oh, Only About 450% Faster". Android Police. Retrieved 2015-12-04. 
  4. ^ "Dashboards | Android Developers". Retrieved 2017-01-10. 
  5. ^ "EXCLUSIVE: Unofficially Confirmed Froyo Features, Post-Day-1 Of Google I/O [Google I/O Blitz Coverage, Day 1]". Android Police. Retrieved 2015-12-04. 
  6. ^ "Issue 2519 - android - Browser should support file uploads (input type="file") - Android Open Source Project - Issue Tracker - Google Project Hosting". Retrieved 2015-12-04. 
  7. ^ "Google's Andy Rubin on Everything Android". Bits Blog. Retrieved 2015-12-04. 
  8. ^ "Supporting Multiple Screens | Android Developers". Retrieved 2015-12-04. 
Preceded by
Android 2.1
Android 2.2
Succeeded by
Android 2.3