Hex49 is described as 'exciting, challenging and meditative logic game in the tradition of the game Sudoku. But our playing board consists of hexagons: 7 rows and 7 columns have to be filled with the number tiles 1 to 7. Hundreds of tasks are waiting for you'. There are six games similar to Hex49 for a variety of platforms, including Android, Windows, Online / Web-based, Mac and Linux. The best alternative is Simple Sudoku. It's not free, so if you're looking for a free alternative, you could try Hex49F or Get Sudoku. Other Hex49 like games are Yasminoku (Free Personal), Sudoku Kings (Free) and Sudoku - Free Puzzle Game (Free).
Simple Sudoku makes high quality puzzles that are symmetrical, have a single solution, and do not require trial & error to solve. The user can also choose between five levels of complexity - from Easy to Extreme.
Hex49F - Find Hexagon - Be ready! A new game from the world of hexagons. It's a simple yet exciting and challenging puzzle game. On the 7x7 game board hexagons of different color appear. Touch the grey hexagons to get points and make progress.
The Sudoku puzzle game is so simplified with easy instructions transparent enough to understand that even the first timers get the zest of the game right away. The visuals are so neat and clean that it will keep you engaged for hours.