The information below could help you have an estimation of the living costs in Tunis:
Shared Apartment: 250-400 DT per month
Studio: 500-700 DT per month
Individual Housing (Nothern Suburbs): 800-700 DT per month
Food: 250-500 DT per month
Local Transportation: 200 DT per month
Books & School Materials: Included in the tuition fees
Clothing & Personal Expenses: Depends on student and requirements