The Home Edition of R-Undelete is 100% free for filesystems common to USB drives and SD cards (FAT32, exFAT, and FAT12/16).
Are you trying to do , or are you trying to recover deleted files ?
Always download the official demo from R-Tools Technology. Scan your drive and preview your lost images, documents, or videos. If the software cannot find your files in demo mode, buying a key (or downloading a crack) won't help anyway. This saves you time and money.