iMyFone TunesFix is described as 'advanced iTunes repair tool that quickly fixes iTunes connect issues, restore/backup errors, install errors and 100+ problems, just in one click'. There are three alternatives to iMyFone TunesFix for Mac and Windows. The best alternative is TuneUp. It's not free, so if you're looking for a free alternative, you could try Geekersoft iPhone data recovery.
Leawo Tunes Cleaner is a powerful iTunes cleanup tool, which can help you to delete duplicates in iTunes and get album artwork for iTunes music files.With it, you can clean up iTunes music library fast and comprehensively.
Geekersoft iPhone data recovery is a powerful, simple interface and easy-to-use iOS data recovery tool. Support iPhone/iPad/iPod device recovery, support recovery of data files in almost all formats, and preview lost files for free. Can help you recover lost data.