Resources on Smilypixel.com fall into two simple categories: Premium and Free.
You are allowed to use all of the free resources in any personal projects and modify them according to your needs. When You’ve used some of out resources, you must link back to Smilypixel.com as the source.
For Premium resources, you are allowed to use them for both personal and commercial projects royalty free.You may modify the resources according to your requirements and include them in works such as applications, print materials, websites and others. If you purchase a Premium package No attribution or link back to this site is required.
You do not have the rights to resell, sublicense or redistribute (even for free) the files on their own or as a separate attachment. If you are looking to promote smilypixel’s resources on your site, you must link back to the resource page where users can find the download.