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From Andreas Riegler:
Paper Plane War! - Cool and fast action shooter with doodle style graphics!Fly with your Paper Plane and shoot up enemy tanks and choppers. Fire with different types of ink cartridges and make highscores to enable upgrades like more speed or better design! Current version is packed with 25 exciting missions and full of funny effects like ink splashes! Please note that the current version is for HD devices (iPhone 4 and iPod Touch 4th Gen) only. A version for standard definition devices will be available soon! Future updates will include new levels, more enemies and cool upgrades!