Here is another augmented reality app that transform the world around you. watAR adds trippy wave and rain effects to surfaces around you. You have full control over the effects. You can interact with the water effect via touch and drag. Users can adjust lighting and enable foreground occlusion to fully blend the effect. For this, you will need a phone that has a LiDAR sensor.
Those of you who have a LiDAR equipped iPhone will also be able to use your hands and feet to interact with the water effect. watAR is available as a free download.[where to find it]