Details. New version 2. 0 has been released. Added a paging function. . Gl/ZM2QgU 368 images newly added. The free Lite version has been released. SD card. −This App starts downloading all the CT/MRI images and save them to the SD card only when you first boot it. −This App requires about 150MB. Please make sure that the SD card has more than 150MB of free space.