Prompt Title: Android versions and code names.

Sure, here is an explanation of each Android version point by point:

1. Android 1.0 (API level 1): This was the first version of Android, released on September 23, 2008. It included features such as a web browser, email client, Google Maps integration, and the ability to download and install third-party apps.

2. Android 1.1 (API level 2): This was a minor update to Android 1.0, released on February 9, 2009. It added support for different screen resolutions and a few other minor features.

3. Android 1.5 - 1.6 (API level 3-4): Android 1.5, also known as "Cupcake," was released on April 30, 2009. It introduced features such as an on-screen keyboard, video recording, and support for widgets. Android 1.6, also known as "Donut," was released on September 15, 2009. It introduced features such as support for CDMA networks, an improved camera interface, and the ability to search within the Android Market.

4. Android 2.0 - 2.1 (API level 5-7): Android 2.0, also known as "Eclair," was released on October 26, 2009. It introduced features such as support for multiple accounts, a new contacts app, and the ability to search within text messages. Android 2.1 was a minor update that added various new features and improvements.

5. Android 2.2 - 2.2.3 (API level 8): Android 2.2, also known as "Froyo," was released on May 20, 2010. It introduced features such as support for Adobe Flash, improved performance, and the ability to install apps on the SD card. Android 2.2.3 was a minor update that fixed various bugs.

6. Android 2.3 - 2.3.7 (API level 9-10): Android 2.3, also known as "Gingerbread," was released on December 6, 2010. It introduced features such as a new keyboard, support for Near Field Communication (NFC), and improved copy and paste functionality. Android 2.3.7 was a minor update that fixed various bugs.

7. Android 3.0 - 3.2.6 (API level 11-13): Android 3.0, also known as "Honeycomb," was released on February 22, 2011. It was designed specifically for tablets and introduced features such as a new user interface and support for hardware acceleration. Android 3.1 and 3.2 were minor updates that added various new features and improvements.

8. Android 4.0 - 4.0.4 (API level 14-15): Android 4.0, also known as "Ice Cream Sandwich," was released on October 18, 2011. It introduced features such as a new user interface, improved multitasking, and support for facial recognition. Android 4.0.4 was a minor update that fixed various bugs.

9. Android 4.1 - 4.3.1 (API level 16-18): Android 4.1, also known as "Jelly Bean," was released on July 9, 2012. It introduced features such as Google Now, expandable notifications, and support for Bluetooth low energy. Android 4.2 and 4.3 were minor updates that added various new features and improvements.

10. Android 4.4 - 4.4.4 (API