Present invention provides specially design an innovative flexi force palatovision appliance for evaluation of tongue pressure. This invention is utilizing the readily available material in India. It is cost effective, reliable, biocompatible, portable and safe for the use in human beings. This appliance helps us to evaluate the tongue pressure during function in various malocclusions. It will also help to evaluate tongue pressure in old patients having dysphagia. Following invention is described in detail with the help of Figure 1 of sheet 1 showing the schematic of Flexi force sensor and Figure 6 of sheet 3 showing complete circuit diagram of the appliance.