Puzzler Collection is a collection of thousands of puzzles in four categories: Fitword, Crossword, Sudoku and Wordsearch. In Fitword, the words shown must be placed in a grid. In Crossword, clues are given and the player must input the word that matches the description. In Sudoku, numbers are placed in a grid in such a way that no duplicates occur horizontally and vertically. In Wordsearch, the words shown have to be crossed out in a grid of letters.