A multi-functional storage apparatus for selectively supporting a capturing device includes a main casing having a receiving cavity and a supporting arrangement. The supporting arrangement is provided on the main casing to operate the main casing between a normal storing mode and an capturing mode, wherein in the normal storing mode, the supporting arrangement is arranged to rest on the main casing so as to allow the main casing to function as a portable carrying device through storing objects within the receiving cavity, wherein in the capturing mode, the supporting arrangement is selectively extended from the main casing to detachably attach to the image capturing device, in such a manner that the image capturing device is securely and suspendedly supported by the main casing as a supporting base for stably capturing image in a predetermined direction.