The best app to keep track of your stickers for the "Copa America" albumYou can trade stickers with others by just making your phones touch!1. Make sure that both phones have the latest app version installed2. Make sure that both phones have NFC and Android Beam enabled3. Make sure that both phones are unlocked4. With the app opened in one of the phones touch the other phone5. A screen with a message " Touch to beam" will appear6. 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.