In this research, it was aimed to determine the views of mathematics teacher candidates about the technological tools that can be used in mathematics lessons. The research was conducted through qualitative research methodology. 120 teacher candidates who were educated in the mathematics teacher education program in Dicle University Ziya Gokalp Education Faculty took part to the research. The data of the study were collected through semi-structured interviews. The data collection tool used in the study is an interview form developed by the researcher, and it consists of open-ended questions. In the analysis of the data, descriptive analyses were used. As a result of the data analysis obtained from the research, it was determined that teacher candidates responded as "computer/computer software" at most for the questions about what technological tools could be used in mathematics lessons, what technological tools they would use when they were teachers, and which technological tools would be beneficial. In addition, teacher candidates stated that there were computers at most as technological tools in their faculties and the technological tools in their faculties were mostly used for visualization/concretization the subject.