The professional in mathematics is the first application of the professional series in electronic tests, and it is considered the largest smart electronic application at all in the twelfth grade (tawjihi) scientific and industrial mathematics topic. The application works in the Android environment, and is characterized by the diversity of ideas and the multiplicity of questions. The application contains more than 1000 questions from the previous years' questions in Palestine and Jordan (ministerial, experimental, external) of the multiple choice type, with detailed steps to solve the question step by step. The contents have been reviewed, edited, and revised by distinguished teachers and dedicated moderators.