The code names match the following version numbers, along with API levels and NDK releases provided for convenience: Code name Version API level Nougat 7.1 API level 25 Nougat 7.0 API level 24 Marshmallow 6.0 API level 23 Lollipop 5.1 API level 22 Lollipop 5.0 API level 21 KitKat 4.4 – 4.4.4 API level 19 […]