- Added dark and tinted icon options.

- Added support for in-game cheats. Shake your device during play to bring up the menu. - Resolved issue preventing the status bar from being hidden correctly on certain devices.

- Added the ability to speed up the end-of-level sequence by holding a finger on the device display. - Added the ability to pause the game using a hardware keyboard.

- Improved the high score handling code.

- Fixed issue where certain sprites could appear slightly blurred. - Performance improvements.

- Added support for playing using hardware game controllers. - Added an information section to the main menu linking to the other games I've developed. - Added an automatic pause when the game is switched to the background. Tap to resume. - Fixed issue where the High Score sound effect was played even when sound effects were turned off.

- Added support for playing in portrait orientation. - Added the ability to turn off sound effects and music.

- Added in-game music. - Fixed issue with high score table display where long names would overflow.

- Added a selection of additional building types from level 2 onwards. - Added a nightfall effect; the game background now darkens on later levels. - Fixed issue where incoming ICBMs would get stuck from level 14 onwards. - Miscellaneous code improvements.