Here is an awesome and high-quality set of 120 free pixel perfect icons which covers a wide range of categories. They are optimized for iOS7 and iOS8 and are perfect for designers and developers which are creating modern apps. The icons in the RetinaIcon set are pixel perfect and are designed on a precise grid, which guarantees consistency and crisp display. These free icons come in PSD format and the dimensions are 60X60px. All icons are layered and properly named. You can download these 120 icons for free or you can get the full pack of RetinaIcon which contains 1200 icons for a fair pay.