Robo Defense is the ultimate portable tower defense experience. Featuring open maps, upgrades, achievements and nice graphics. The free version features 1 map with 11 difficulty levels. A full version is also available with more maps and unlimited upgrade and difficulty levels Free version progress is automatically imported into the full version, should you choose to upgrade. HTC Desire, San Francisco: Turning off "High Quality Graphics" fixes known issues.Galaxy S: Try the "16-bit backgrounds" option to fix studdering performance issuesAtrix: Disable sound to improve stability Performance tips: If the game is running sluggishly, try playing fully "zoomed in". Turning off "High Quality Graphics Mode", in the options menu, will also help on some phone models. http://lupislabs.blogspot.com 机器人防御是最终的便携式塔防体验。具有开放式地图，升级，成就和漂亮的图形。 免费版本的功能与11个难度级别的地图。 完整版也可提供更多的地图和无限的升级和难度级别 免费版本进度会被自动导入的完整版本，你应该选择升级。的HTC Desire，旧金山：关闭“高品质的图形”修复已知问题。Galaxy S的：“16位背景”选项以修复studdering的性能问题Atrix的：禁用声音，以提高稳定性 性能提示：如果游戏运行缓慢，请尝试充分发挥“放大”。关闭“高品质的图形模式”，在选项菜单中，也将帮助一些型号的手机。 http://lupislabs.blogspot.com