Czkawka vs Doppel
| Czkawka | Doppel | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Android, Linux, macOS, Windows | macOS |
| Free plan | Yes | — |
| Platform coverage | cross-platform | macos |
| Scan locations | User-selected directories and files | User-selected folders and nested subfolders |
| Match methods | File name, file size, full-file hash, and combined size plus name | File size, SHA-256, byte-by-byte comparison, filename, media duration, file kind, and file extension |
| File preview | Yes | Yes |
| Automatic selection | Yes | Yes |
| Recycle Bin / Trash | Yes | Yes |
| Folder exclusions | Yes | — |
Both are listed in Best Duplicate File Finders. On Samsung Mobile US Press, Czkawka scores higher on our published basis.