MP3 Repair Tool 

MP3 Repair Tool enables you to quick and easy rescue most of your broken MP3 files. Deletes broken ID3v2 header and makes lot of files playable again.
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MP3 Tag Clinic 

Full featured tag editor and file renamer operates on tags in a familiar spreadsheet fashion. Featuring the most comprehensive support of all tag types, frames, and fields available in a single tag editor.
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