Fill empty squares so each block sums up to the number on its left or on its top. Each puzzle consists of a blank grid with sum-clues in various place.. Read more
Play a crossover variation of Sudoku and Kakuro! SumSudoku, also known as Killer Sudoku, are addictive logic puzzles best described as a cross between Sudoku and Kakuro. Using pure logic and simple ad.. Read more
Play four different Samurai Sudoku variations in a single app! Start with the easier 2-Grid puzzles and advance all the way to the huge challenging 5-Grid puzzles, also known as Samurai Sudoku. Each v.. Read more
Fill all squares so there are no more than two adjacent X's or O's in a row or column! Each puzzle consists of a grid containing X's and O's in various places. The object is to place X or O in remaini.. Read more
Surround each clue with lines to form one single loop! Each puzzle consists of a rectangular lattice of dots with some clues in various places. The object is to connect the dots surrounding each clue .. Read more
Discover by logic alone where the SeaBattle fleet is hidden in the sea! SeaBattle puzzles are a single player version of the classic game many of us used to enjoy as children. Using pure logic and req.. Read more
Play six different Sudoku variations in a single app! Start with classic Sudoku grids and advance to Diagonal Sudoku, Irregular Sudoku and OddEven Sudoku - each with a different look and a unique twi.. Read more
Find which neighboring squares must be painted and create a beautiful picture! Each puzzle consists of a grid containing clues in various places. The object is to reveal a hidden picture by painting t.. Read more
Paint squares as you solve the puzzle and discover a beautiful pixel-art picture! Each puzzle consists of a blank grid with clues on the left of every row and on the top of every column. The object is.. Read more
Find the way clues are linked, paint the paths and discover a hidden pixel-art picture! Each puzzle consists of a grid containing clue-pairs in various places. The object is to reveal a hidden picture.. Read more
Partition between clues with walls to create islands with corresponding size! Each puzzle consists of a grid containing clues in various places. The object is to create islands by partitioning between.. Read more