PIDI Planar Reflections 4 is an advanced tool to add real-time reflections to your 3D scenes easily and with a low performance impact. The tool comes with dozens of custom shaders that allow you to create all kinds of reflective surfaces from simple mirrors and basic opaque surfaces to complex PBR materials, water and glass floors and walls.
Furthermore, the asset comes with specific shaders and workflows for mobile devices and the new Universal RP and HDRP pipelines for Unity 2019.4 and Unity 2020.3.
In this documentation you will find a general description of all the different features of this asset, a small setup guide and some performance tips to help you add reflections to your scenes in no time