XunLei English / Thunder English 5 alternative == Gigaget? Gigaget is a download manager which utilizes cutting-edge Net Grid technology that improves your download speed by 7-10 times. This quote is taken from Gigaget website. Does Gigaget really will improve your download speed? Anyway, Gigaget does look alike XunLei / Thunder 5. And the best part is that it is in English. Therefore, you do not need English language pack like the way you use XunLei.