Portuguese for Jiu Jitsu

This is a phrasebook for jiu-jitsu lovers and Brazilian Portuguese learners. Learn the essentials of Portuguese through this phrasebook that specializes in words and terms related to Brazilian Jiu-Jitsu.
The app is simple, clean, and fun.

Features:

[+] Words spoken with Carioca accent (Rio de Janeiro).[+] Playback at slow or normal speeds.[+] Quiz Mode, to help you drill the essentials. [+] Etiquette and tips section for training jiu-jitsu in Brazil.[+] Also includes phrases and words that can be used during everyday life in Rio!

I made this app for the jiu jitsu community; so if you have any suggestions, criticisms, or concerns, please contact me first.