Can I use commercially the sound effects I download during the trial period? August 24, 2020 05:51 Updated All the sound effects you download during the trial period are for personal use only and cannot be used or posted publicly. Related articles Are the sound effects royalty-free? How long is my SFX Cellar license valid and what does it include? Do I need to credit the creators of the sound effects or SFX Cellar? How does the 14-days trial work? Do I receive exclusive use rights for the sound effects I download? Comments 0 comments Article is closed for comments.