ProfiDevelopers Touch Walker
Excellent script for your apllication or game project. Designed for PC + Mac + IOS + Android + PC single touch display.Tap to point destination - walk to destination and look around your scene.
Work only in Unity Pro (script needs NavMeshAgent Component to work properly)
This script is distributed with touch orbit script, which enables orbiting camera in scene. So package contains two scripts.
You can try in web demo.