A new update of Mi Fit is released on Google Play today for Mi Band. Many bugs are fixed and UI is also seams updated. But the best thing is now it gets synced with Google Fit. By doing this you will be able to sync all your fitness data to Google Fit and then an check only one app for total information and stats. To enable go to option (3 dots on right up conner) and select Accounts > Sync with Google Fit
Check out and update now by clicking here.
PS: You will need Mi Band for this, you can read more about Mi Band by clicking here.