fdupes vs Folder Size
| fdupes | Folder Size | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | $24.95/mo |
| Open source | No | No |
| Platforms | Linux | Windows |
| Scan locations | specified directories; subdirectories; symlinked directories | Folders, local drives, computers, diskettes, CD/DVD-ROM, USB flash drives, external hard drives, NAS, and network computers or drives |
| Match methods | file size; MD5 signature; byte-by-byte comparison | Binary content, similar content, file size, similar file names, and identical file name plus size |
| Automatic selection | Yes | Yes |
| Free plan | — | Yes |
| Platform coverage | — | windows |
| File preview | — | Yes |
| Recycle Bin / Trash | — | Yes |
| Folder exclusions | — | Yes |
Both are listed in Best Duplicate File Finders. On Specifiction, Folder Size scores higher on our published basis.