Google Play Link: https://play.google.com/store/apps/details?id=com.duman.inventory

With the Inventory app, you can view your Steam Inventory and detailed information (including community market price) of the items for the following games without distraction of the ads:
- Counter Strike: Global Offensive
- Dota 2
- Team Fortress 2

Also you can view your Default Steam Inventory for following categories:
- Games
- Coupons
- Commuity
- Item Rewards
Note: To be able to view your inventory in Inventory app, you need to change your inventory privacy settings to public.

Inventory app on Google Play[play.google.com]