Difference Between Android 2.2.1 and Android 2.2.2

Android 2.2.1 vs Android 2.2.2 | Android 2.2.2 vs 2.2.1 Speed, Performance and Features

Android 2.2.1 and Android 2.2.2 are two minor revisions to Android 2.2 (Froyo). There are no new features added in these revisions. The revisions only included some improvements and bug fixes. The first revision to Android 2.2 was released in May 2010. Android 2.2.1 included improvements mainly on Gmail application and Exchange Active Sync. It also received an update to Twitter and refreshed weather widget. Android 2.2.2 was released in June 2010. There were complains about an email bug that randomly select a recipient from the contact list and forward a random message in the inbox on its own. Android 2.2.2 update was released mainly to address this email bug that randomly forward the text messages in the inbox. So, the main difference between Android 2.2.1 and Android 2.2.2 is this bug fix, the features remain same as in Android 2.2.

Android 2.2 Revisions

Android 2.2.1

Kernel Version, Build Number FRG83D

Table_1.1: Android 2.2 Revisions

1. Updated Twitter application and improvements on authentication process.

2. Improvement to the Gmail application

3. Improvement to Exchange ActiveSync

4. Refreshed Amazon News and Weather widgets.

Android 2.2.2

Build Number FRG83G

1. The bug in the email application fixed

Android 2.2 (Froyo) Features

Features included in Android 2.2 (Froyo)

Kernel 2.6.32, API Level 8

Table_01: Android 2.2 Features

For Users

1. Tips Widget – the new tips widget at the home screen provide support to users to configure home screen and add new widgets.

2. Exchange Calendars are now supported in the Calendar application.

3. Easy set up and sync an Exchange account, you just have to enter your user-name and password

4. In composing an email, users can now auto-complete recipient names from the directory with the global address list look up feature.

5. Onscreen buttons give easy access to UI to control camera features such as zoom, focus, flash, etc.

6. Wi-Fi hotspot and USB tethering

7. Multiple language recognition simultaneously

8. Enhance browser performance using Chrome V8 engine, which enhance faster loading of pages, more than 3, 4 times compared to Android 2.1

9. Better memory management, you can experience smooth multi tasking even on memory constrained devices.

10. New media framework supports local file playback and HTTP progressive streaming.

11. Support applications over Bluetooth such as voice dialling, share contacts with other phones, Bluetooth enabled car kits and headsets.

For Network Providers

12. Improved security with numeric pin or alpha-numeric password options to unlock device.

13. Remote Wipe – remotely reset the device to factory defaults to secure data in case device is lost or stolen.

For Developers

14. Applications can request installation on the shared external storage (such as an SD card).

15. Apps can utilize Android Cloud to Device Messaging to enable mobile alert, send to phone, and two-way push sync functionality.

16. New bug reporting feature for Android Market apps enables developers to receive crash and freeze reports from their users.

17. Provides new APIs for audio focus, routing audio to SCO, and auto-scan of files to media database. Also provides APIs to let applications detect completion of sound loading and auto-pause and auto-resume audio playback.

18. Camera now supports portrait orientation, zoom controls, access to exposure data, and a thumbnail utility. A new camcorder profile enables apps to determine device hardware capabilities.

19. New APIs for OpenGL ES 2.0, working with YUV image format, and ETC1 for texture compression.

20. New “car mode” and “night mode” controls and configurations allow applications to adjust their UI for these situations.

21. Scale gesture detector API provides improved definition of multi-touch events.

22. Applications can customize the bottom strip of a TabWidget.