Find and remove duplicate audio files on your computer
Save your disk space with Duplicate Audio Finder.
Free to download - no credit card required
Advanced Audio Fingerprinting
Duplicate Audio Finder analyzes the actual sound of every track instead of relying only on filenames, file sizes, or ID3 tags. This allows it to identify duplicate and similar songs even when their metadata is completely different.
Matches Different File Formats
Duplicate Audio Finder can recognize the same recording across different audio formats, including MP3, FLAC, WAV, AAC, OGG, WMA, AIFF, APE, AC3, M4A, TTA, and many other popular formats.
Ignores Bit Rate Differences
Duplicate Audio Finder compares the audio itself, making it possible to match songs with different bit rates, sample rates, codecs, or overall sound quality.
Detects Different Song Lengths
Duplicate Audio Finder can find matching tracks even when one version is slightly shorter or longer because of trimmed intros, extended endings, or minor edits.
Handles Volume and Noise Variations
Duplicate Audio Finder remains accurate even when recordings have different volume levels, filtering, or background noise. You can also adjust the similarity threshold for broader or stricter matching.
Compare Folders Any Way You Want
Duplicate Audio Finder can search for duplicate songs within the same folder or compare two separate music collections. Simply choose the scan mode that fits your needs.
Delete, Move, or Copy Results
Duplicate Audio Finder lets you delete, move, or copy duplicate tracks directly from the results window, making music library cleanup fast and convenient.
Built-in Audio Preview
Duplicate Audio Finder includes an integrated audio player, allowing you to listen to matching songs and verify them before removing any files.
Optimized for Multi-Core Processors
Duplicate Audio Finder uses multiple CPU cores to accelerate scanning on modern computers. You can even control how many processor cores are used during a scan.
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