We have used the following resources on this site. We do not endorse the people who have contributed to these resources. We have simply used free sources that they have contributed to.

Flat Apple Devices Mockup: https://www.behance.net/gallery/13493563/FREE-Flat-Apple-Devices-Mockup-iPhone-6-update
by Michał Jakobsze
Used in creating thumbnails for Phone wallpapers