[APP] Nice and simple utility app: High precision & Pure ( not only Ads-free, but even almost NO Permissions required at all )

With respecting to users' privacy, the utility apps require almost NO "Application Permissions" at all.

Have you ever seen such a Pure utility app before?

Full-free edition: Smart Unit Converter Free
Full-featured edition: Smart Unit Converter Pro

Major Features:

1. Accurate & high precision in any conversion results.
   Refer to the screenshots as below.
   
   
   

2. Pure and Ads-free.
   With respecting to users' privacy, the apps are not only Ads-free, but even require almost NO "Application Permissions" at all.
   As a result, the utility app is Safe and Reliable enough.

The web link for the great apps on Google Play:
https://play.google.com/store/apps/details?id=xadave.SmartUnitConverterFree_Google
https://play.google.com/store/apps/details?id=xadave.SmartUnitConverterPro_Google

These two utility apps are also available on Amazon Appstore:
http://www.amazon.com/gp/product/B00Q3V4VNC
http://www.amazon.com/gp/product/B00NBRGMDS

In order to view more details of the apps, we can also visit any Amazon website or Google Play, then search with keywords, Smart Unit Converter pure.