Downloading x123 1.0 from our website was free. The actual developer of the free program is Ihsan. The common filename for the program's installer is X123.EXE. The following version: 1.0 was the most frequently downloaded one by the program users. The program lies within Games, more precisely Puzzle.
From the developer:
You are required to fill a 5x5 grid with numbers 1,2,3 in each row and each column. Two cells in each row and column must therefore be blank. Number cannot be duplicated in a row or a column. You are provide 8 hints. A hint indicates what is the first number in a row or a column. 20,000 puzzles provided with this program.
You may want to check out more software, such as Christmas Quest, Firewoks Extravaganza or Sudoku XL-Solver, which might be similar to x123.