fdupes vs rmlint

fdupes

5.8 #12 in Duplicate File Finders

About fdupes

rmlint

5.1 #35 in Duplicate File Finders

About rmlint
fdupesrmlint
Free planYesYes
Free trialNoNo
Paid fromFreeFree
Open sourceNoNo
PlatformsLinuxLinux, macOS, self-hosted
Scan locationsspecified directories; subdirectories; symlinked directoriesLocal filesystem paths, mounted volumes, and file lists supplied through standard input
Match methodsfile size; MD5 signature; byte-by-byte comparisonFile hashes, exact byte-by-byte comparison, and optional basename or extension matching
Automatic selectionYesYes
Free plan—Yes
Platform coverage—cross-platform
File preview—Yes
Recycle Bin / Trash—No

Both are listed in Best Duplicate File Finders. On Inferse, fdupes scores higher on our published basis.