a. This application is for Samsung Galaxy Note 4 which may also be used on Samsung Galaxy S5.
b. Don't express your hate for ADs in reviews. It's only way of developer's earnings. But you can now turn ADs off.
c. Must read Instructions given in application.
So, Samsung decided to hide some key features in Galaxy Note 4 and we don't why. But that should not be stopping you from using those awesome features as those are hidden not deleted or something.
i. Air Gestures: Samsung Galaxy Note 4 has pretty much all the sensors that Samsung Galaxy S5 had. So, why not use those. Quick Glance not work because of a missing apk in Note 4 (fixed).
ii. Air View: You can use your SPen for Air View but what happens when you are not using SPen. You use your finger for that purpose.
iii. Smart Features: SmartStay and StayScroll (Doesn't seems to work but work in progress)
iv. Samsung Keyboard: Edit the way you write and the way for Note 4 detects your writing
v. (a) LockScreen Clock Style: Miss your Lockscreen where you could set signature as your personal message. Now you have that back.
(b) Edit Personal Message: What's the use of personal message lockscreen when you can't edit it.
vi. Other Settings: Mont Blanc content and Reading Mode