uFTP Server2 vs Classic Sudoku Puzzles.

This is the iOS version of uFTP Server, a very small FTP Server designed for fast file transferring without hair struggling. Anonymous user or a single user authentication, without complex and boring configuration. The mainly purpose to develop this small utility is to make it easy when transfer files between Apple products and other devices. Although it is really very small, but it supports almost all FTP commands and has very high performance when transferring files. A simple filter file can be used to hide file and directories for FTP client, and another file use the same rules can be used to speed up big folder searching.

This is a classic digital logic puzzle game. The goal is to fill a 3×3, 6×6, or 9×9 grid so that the numbers 1 to 9 in each row, column, and small nine-square grid are not repeated. The initial state of the game is usually that some squares have been filled with numbers. Players need to use reasoning and logic to gradually fill in the remaining spaces and finally complete the entire puzzle.