Full list of all 20 AlphaJax (Windows) achievements worth 200 gamerscore. It takes around 3-4 hours to unlock all of the achievements on Windows.
You created a new random game.
Play 50 moves in all your games.
Play 100 moves in all your games.
Play 200 moves in all your games.
Win a game.
Win 10 games.
Play 10 games at the same time.
Create a new skill match game.
Rematch a player that you've lost against.
Complete a game with no tile remaining.
Score two Triple Letter Bonus Tiles with a single word.
Complete a game with at least 300 points.
Score a word that is worth at least 100 points.
Place a 10 points letter on a Triple Letter bonus tile.
Be the first of a game to use a Triple Word Bonus Tile.
After your first ten words, have an average word scoring equal or better than 20.
Win a game with at least twice the points of your opponent.
Place the seven letters of your rack in a single move.
Win 5 games in a row.
Place the word ALPHAJAX on a board.