Cisdem Duplicate Finder vs DoubleKiller
| Cisdem Duplicate Finder | DoubleKiller | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $1.67/mo | — |
| Open source | No | No |
| Platforms | macOS, Windows | Windows |
| Free plan | No | Yes |
| Paid from | 39.99 one-time | 19.95 one-time |
| Platform coverage | cross-platform | windows |
| Scan locations | Folders and drives; internal SSD/HDD; external HDD/SSD; SD cards; USB flash drives; OneDrive; Dropbox; Apple Photos; iTunes; Apple Music; other synced cloud-drive folders | Directories, complete drives, network computers; Pro also supports ZIP archives and catalog files |
| Match methods | File-content comparison using XXH3 hashing and file-size pre-filtering; visual-content comparison for similar photos; filename and size comparison as an additional method | File name, file size, modification date, content, CRC32 fingerprint, and byte-per-byte comparison in Pro |
| File preview | Yes | — |
| Automatic selection | Yes | Yes |
| Recycle Bin / Trash | Yes | No |
| Folder exclusions | Yes | No |
Both are listed in Best Duplicate File Finders. On Samsung Mobile US Press, Cisdem Duplicate Finder scores higher on our published basis.