Counselling Psychologist is a Master’s degree (MA/MSc) holder in Psychology from a recognised institute. They are eligible to do therapy but can not do diagnosis on their clients
Clinical Psychologist is a Master’s degree (MA/MSc) holder in Psychology from a recognized institute + MPhil in Clinical Psychology, from RCI registered institute. They are eligible to do therapy and can do Diagnosis on their clients
Psychiatrist is a special medical Doctor, must have an MBBS and an MD in psychiatry. Can prescribe Medications and can do Diagnosis on their clients. Usually do not provide therapy but can