Quote Originally Posted by Alpha View Post
Yes I found the SD card folder and it seemed to be empty. All the stuffs were dumped into the USB memory.



According to him, he tried installing a similar app (forgot the name) but instead of moving it to the memory card all the apps were moved to the USB memory.

Another problem is after uninstalling few apps the free space remains the same.
Root the phone and install a custom ROM. They usually have scripts which will take care of such issues