What are some alternatives?
When comparing Disk Drill and TestDisk, you can also consider the following products
Recuva - Accidentally deleted an important file? Lost files after a computer crash?
PhotoRec - Jun 4, 2016 - PhotoRec is file data recovery software designed to recover lost files including video, documents and archives from hard disks, CD-ROMs, and lost pictures (thus the Photo Recovery name) from digital camera memory.
MiniTool Power Data Recovery - MiniTool Power Data Recovery is a freemium data recovery tool that works quite well considering the basic version is the only free aspect of the app.
Glary Utilities - The Official Website of Glary Utilities.
RStudio - RStudio™ is a new integrated development environment (IDE) for R.
EaseUS Data Recovery Wizard - Advanced data recovery software to do format recovery, unformat and recover deleted files emptied...