Dup Detector vs Folder Size
| Dup Detector | Folder Size | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | $24.95/mo |
| Open source | No | No |
| Platforms | macOS, Windows, Linux | Windows |
| Free plan | Yes | Yes |
| Platform coverage | cross-platform | windows |
| Match methods | file size; partial content; full content hashing | Binary content, similar content, file size, similar file names, and identical file name plus size |
| Scan locations | — | Folders, local drives, computers, diskettes, CD/DVD-ROM, USB flash drives, external hard drives, NAS, and network computers or drives |
| File preview | — | Yes |
| Automatic selection | — | Yes |
| Recycle Bin / Trash | — | Yes |
| Folder exclusions | — | Yes |
Both are listed in Best Duplicate File Finders. On Everything Xiaomi, Folder Size scores higher on our published basis.