Image processing techniques are allowing earlier detection of abnormalities and treatment monitoring, because the time is a very important factor in tumor treatment. Image processing techniques are used for the easy detection of Brain tumor. Brain tumor analysis is made by doctor but its grading gives different conclusions which may vary from one doctor to another. Different types of methods like CT scan, x-ray and MRI can be used. Out of all the available methods, MRI is the most dependable and harmless method that can be used. MRI can be then processed and segmented for detection of tumor. This process includes various techniques which can be put upon. This research considers the use of several techniques proposed by professionals and reappraisal on these methods