I also can write a review in Portuguese for that, up to 300 words too.
If I don`t know the game or app I will do an appropriate research to provide an unique text that will be pass by Copyscape.
Please if you need more than 300 words text, use my Extra Gigs, so it will provide me the extra time do a great job for you.
I can also translate any other kinds of texts.
Feel free to contact me if you have any questions!