| Software | License | Key Features | | :--- | :--- | :--- | | | Freeware | Acoustic fingerprinting; cross-platform (Win, Mac, Linux); command-line interface; ideal for DJs and sound engineers | | AudioGrail | Freeware | Duplicate file detection; MP3 tagging; file renaming; quality analysis | | dupeGuru | Open Source | Compares audio content via tags & acoustic fingerprints; for Windows, Mac, Linux | | AudioDedupe (official) | Shareware | True audio analysis; versatile format support; automatic rule-based selection |
But would be version two-thousand-five-hundred-and-one — nonsensical for audio tools that only have major versions 1–5. audiodedupe2501withserial top