We ask for your understanding that it is not possible for a service like Filmmusic.io to offer free music and also to check thousands of videos every day. You will find enough information on this website about how to name the author.
We can't give individual free legal advice for specific cases, so if you have further questions about your project or if the conditions are not clear enough, you should consult a lawyer. The conditions for the use of an audio file can be found in the download window of each song before downloading it.
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