A rating system can be any kind of rating applied to a certain application domain. They are often created using a rating scale.
Examples include:
- Motion picture content rating system
- Television content rating system
- Video game content rating system
- DC Comics rating system
- Marvel Comics rating system
- Elo rating system
- Glicko rating system
- Chess rating system
- Rating system of the Royal Navy
- Star rating
- Sports rating system
- Wine rating
- Texas Education Agency accountability ratings system