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Alpha 1.0
Android history began with this version in september 23,2008.This version were not released under specific code names. -
Beta 1.1
Version 1.1 were not released under specific code names. -
Cupcake 1.5
This version has new features for users and developers, the ability to upload videos and photos to YouTube and Picasa. -
Donut 1.6
In this version has superpowers and CDMA compatibility and they include some facilities like bateri indicator diferents screen size... -
Eclair 2.0-2.1
In this version the camera got a little TLC with some much needed flash support, digital zoom, and white balance features to name a few and again they insert facilities in this time a smarther keyboard -
Froyo 2.2-2.2.3
In this version the thing that they insert was speed and new desing -
Gingerbread 2.3-2.3.7
Here the user interface was overhauled with a darker theme that also continued Android’s speed uptick and Android added support for NFC, the super useful download manager. -
Honeycomb 3.0-3.2.6
here they had to do some new because of the tablets so they create “Holographic” interface and a more intuitive keyboard for bigger devices. -
Ice Cream Sandwich 4.0-4.0.4
In this version they insert an updated interface and the complete dissolution of hardware buttons and they added multitasking -
Jelly Bean 4.1-4.3.1
In jelly Bean had a improved voice assistant when searching,the homescreen also got revamped because now widgets could be resized and placed anywhere. -
KitKat 4.4-4.4.4
In this version devices with only 512MB of RAM could run the OS smoothly and they optimized de OS -
Lollipop 5.0-5.1.1
In this version icons, animations, and the multitasking menu were completely redone with Google’s Material Design approach and Android lockscreen became much more useful with better notification integration -
Marshmallow 6.0-6.0.1
Here it was for maintenance but they included a new way of handling app permissions, a new and improved Google Now, and official fingerprint sensor support and they put a better batery -
Nougat 7.0-7.1.1
In this version the big change is multi-windowed support, meaning apps can finally be used in split screen views and they get better the OS
