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Simple YouTube to MP3/MP4 Converter and Downloader 的评价

Simple YouTube to MP3/MP4 Converter and Downloader 作者： UsualBeings

3.6 / 5 星
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Firefox 用户 13322424 的评价
来自 Firefox 用户 13322424，7 年前
This is the only Youtube to MP3 extension I could find that works. It's also great that it downloads in the background rather than taking you to a website. Thanks a lot developers for this awesome add-on!