Apps similar to GNU ddrescue include TestDisk, which is free and open source. Other options are Recuva, Digler, PhotoRec and Acronis True Image. File Recovery Tools like GNU ddrescue are a crowded field, with more than 25 alternatives for Windows, Mac, Linux, Android and iPhone.
Advanced Disk Recovery is a tool that allows you to recover deleted files or data from your computer. Using it you can also recover data from CD/DVDs, Removable USB storage devices, and hard disk drive partitions.
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Diagnosis of hard drive or cable problems. The package includes testing, cloning of hard drives with bad sectors, creating bootable usb drives. http://scsc-online.com/Scannerz.html.
FlashPhoenix is a data recovery tool for various flash cards (SmartMedia , CompactFlash, Memory Stick, MicroDrive, xD Picture Card Flash Card, PC Card, Multimedia Card, Secure Digital Card, etc) and digital camera memory.
