Use APKPure App
Get Notes with Shield old version APK for Android
Keep your notes secure with Shield
This app is great for those who want high-level privacy for their notes.
you can set a password which is mandatory to open notes.
if you forgot the password you can recover it by using recovery answer.
There are two views of notes which you can choose from options menu
1) Linear
2)Grid
you can reset notes, reset security, and log out from the option menu.
Enjoy Beautiful User Interface.