Looking for the Russia 2018 version? Here it is https://play.google.com/store/apps/details?id=com.tech.freak.worldcupalbum.russia
The best app to keep track of your stickers for the world cup Brasil 2014 album
You can trade stickers with others by just making your phones touch!
1. Make sure that both phones have the latest app version installed
2. Make sure that both phones have NFC and Android Beam enabled
3. Make sure that both phones are unlocked
4. With the app opened in one of the phones touch the other phone
5. A screen with a message " Touch to beam" will appear
6. Touch the screen and that's it!
Note: Both cellphones must have Android 4.1 or higher and NFC in order to make the trading functionality work.