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Vurdering for Simple YouTube to MP3/MP4 Converter and Downloader

Simple YouTube to MP3/MP4 Converter and Downloader av UsualBeings

3,6 stjerner av 5
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Vurdering av Firefox user 13529950
av Firefox user 13529950, 8 år sidan
There are some problems of using this after the recent update of Firefox version. It seems that this extension is slowing down YouTube (with a yellow bar error message)