Updated due to customer request and responses!
Simple Scores is a very easy to use highscore system for Unity.
Local and online score storage is now as simple as dragging a prefab into your game scene!
Key features:
-Easy score management
-Score tracking for multiple local players (solo or team based)
-Attachable components for in game entities
-Local device storage
-PHP scripts for online database storage
-Fully documented and commented code
Video tutorial for version 1.0 - Here