Space Grub is described as 'offers an endless arcade shooter experience with quirky visuals that add tons of fun. Play as 17 different ships and collect power-ups as you travel through space exploding your favorite Chinese foods' and is an game in the games category. There are seven games similar to Space Grub for a variety of platforms, including Windows, Linux, Android, Mac and iPhone. The best alternative is AstroMenace, which is free. Other Space Grub like games are OpenTyrian, Chromium B.S.U., Space Shooter and Mortal Skies 3.
Chromium B.S.U. is a fast paced, arcade-style, top-scrolling space shooter on Windows, iPhone, PSP, Mac, AmigaOS 4, Linux and numerous other UNIX-like operating systems. It is a free software distributed under the Artistic License.
In Mortal Skies 3 it is 1918 and World War I is still going on. You are a young fighter pilot who will have to engage numerous enemies in your biplane. Will you succeed in becoming the best fighter pilot, destroy your enemies and finally make an end to World War I ?
Space Shooter Evolution is a tactical original arcade-style top-down shooter experience shoot'em up. Progress through unique and challenging randomized space alien battle scenes and shoot your way through masses of enemies in this epic.