Doppel vs fclones
| Doppel | fclones | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | macOS | Linux, macOS, Windows |
| Platform coverage | macos | cross-platform |
| Scan locations | User-selected folders and nested subfolders | Directory trees, multiple directory roots, standard-input file lists, and mounted or removable devices |
| Match methods | File size, SHA-256, byte-by-byte comparison, filename, media duration, file kind, and file extension | File size, inode/file identifiers, prefix hash, suffix hash, and full-content hash |
| File preview | Yes | Yes |
| Automatic selection | Yes | Yes |
| Recycle Bin / Trash | Yes | — |
| Free plan | — | Yes |
| Folder exclusions | — | Yes |
Both are listed in Best Duplicate File Finders. On Everything Xiaomi, fclones scores higher on our published basis.