Installing Nook Android app for non-US country
1. Install Opera Mini for Android.
2. On Speed Dial tab, click on Opera Mobile Store.No registration required.
3. Search for Nook.
4. Download and install.
At the moment latest version on Google Play is 3.5.15, on Opera Mobile Store is 188.8.131.52
This is the fastest, easiest and safest way to install Nook Android app for non-US country.