bit map 苹果手机户外导航

bitmapBit Map is an offline map viewer for your own topographic or specialised maps in a variety of image formats including, PNG, JPEG, OZF2 / OZFX3 (non-RC4). Store multiple maps on your iPhone or iPad, and switch between them. With Bit Map, you can view your own choice of maps, instead of generic maps chosen by somebody else, making it ideal