Gujrati GK for Competitive Exam is a free Android Application, It's very helpfull for those who preparing for Government Jobs like. BinSachivalay Clerk, Revenue Talati, Police Constable, Gujarat Police Constable. Talati Mantri, TET, TAT, HTAT, PSI, UPSC, IAS, GPSC etc. Features. In this simple app we includes as much as possible category to learn all things for examers.