Personal Trainer Android App

We are need an app that assists new beginner users through work out routines REAL TIME. The app should incorporate the following: List of exercises to select from based on muscle group Real time training on how to accurately perform the routine using videos, animations, audio and text<-important part of the app Ability to enter number of reps, sets and weight lifted A "waiting" window during resting time between each set. Ability to create a user profile and create work out routine for each gym session.(Allows users to select what exercises he ll be performing "today", number of reps and sets he ll perform for each exercise) Ability to log the routines and display graphs indicating progress. Ability to share the routines, results and progress on facebook Incorporate provisioning in the code to allow us to expand on the features (We are know how to code and understand java as well) We want the GUI to have a modern look to it. The app must must and must look good. The GUI and the whole presentation is very important for us,