Sri Krishna TNPSC MATHS app - a completely free app to create for the preparation of TNPSC group Exams. This TNPSC MATHS app provides aptitude questions , etc. Features : Aptitude / Mental Ability - You will find the Aptitude questions , Maths question to practice for TNPSC group 2, TNPSC group 2 exams and TNPSC group 4 exams, VAO Exams, etc and mental ability questions.