UT-AGE, the CERF Age Estimation program, is used to caluculate the empirical probability that an individual has attained their 18th year of age. This calculation is based on third molar development studies of various ethnic groups. Installation of .NET Framework version 2.0 is required for the use with the UT-AGE program. Download .NET 2.0. For the lastest version of the program - Download UT-AGE.