Difference between Android 1.0 and Android 2.3.5

1. Android 1.0 :
Android 1.0 is the very first version of Android which was introduced by Google. It had some basic features including web browser support, camera support, Gmail counts, Google maps and Youtube application. Although it does not have the official version name like further introduces versions but unofficially it is called Apple Pie. The API level in Android 1.0 version is 1. It is not used anymore in the mobile devices. It was released on 23 September 2008.

2. Android 2.3.5 :
Android 2.3.5 is next version of Android after Android 2.3.4 which was introduced by Google. It had all the features of its previous versions and some new user features were also added in this version. Network performance was improved, bluetooth issues were fixed and Gmail application improvements were done in this version. No new developer feature was added in this version. Its version name is Gingerbread. The API level in Android 2.3.5 is 10. It was released on 25 July 2011.

Difference between Android 1.0 and Android 2.3.5 :

S.No.	ANDROID 1.0	ANDROID 2.3.5
1.	It is the first version of Android.	It is the next version of Android after Android 2.3.4.
2.	It is predecessor to Android 1.1.	It is predecessor to Android 2.3.5 and successor to Android 2.3.4.
3.	It was released on 23 September 2008.	It was released on 25 July 2011.
4.	The API level in Android 1.0 version is 1.	The API level in Android 2.3.5 version is 10.
5.	It had a simple Gmail application.	Improved Gmail application was introduces in this version.
6.	It does not have official version name.	It has official version name like its other previous versions.
7.	It has unofficial version name ‘Apple Pie’.	It has official version name ‘Gingerbread’.
8.	It has 0 % Android market share.	It has 0.3 % Android market share.
9.	It had limited basic features like google maps, gmail, web browser, camera and youtube.	It had all features of previous versions and some new features were also added in this version.
10.	It did not have Bluetooth connectivity.	Bluetooth connectivity issues were fixed in this version.