Sudoku Fans app for iPhone and iPad

Sudoku is a classic number game to have fun and challenges the same time. There almost unlimited Sudoku puzzles for you any time and anywhere. Install Sudoku Fans - a free app to enjoy the fun and challenges now!

Sudoku Fans is for any level of players. You can open this app and play a new game or resume an old one any time and anywhere as long as you feel like it! This app can work well even without Internet, so enjoy it with whatever way you like so.

There are currently six difficulty levels: tutorial, easy, hard, advanced, expert and fiendish. Tutorial level provides a good way to new player getting famliar with both this App and Sudoku game, and starting to enjoy it, while the expert or fiendish level provides more fun and challenges for seasoned players with endless number of puzzles.

This App is designed by real Sudoku players, so it has some configurable features that make this number puzzle easier or harder for you depending how you feel like it. Except the fiendish level, all the puzzle presented by this App will only have one single solution, while the last level can be configured to have up to three possible solutions or just one.

Features:

- Can undo or redo whatever you just have inputted
- Use Note feature to write down all candidates numbers for your record
- Leverage the Magic feature to turn note(single candidate number) into the real input to save your time to re-enter the number
- Once have found your notes are all wrong, you can easily click "Clear" feature to clean up all the notes
- A draggable keypad will auto follow wherever you are writing the number, save the hassle.
- Of course, if you like to be old school, we also provide the option to make the keypad stay one place
- Highlighting where you have just undone or redone
- Hints function can also guide you through whenever you need a hand

Some other optional configurable features turned on by default:
- Disabling screen saver
- Auto focusing on the next available empty spot
- Keypad would prompt you how many are still left for each digit and auto-hide the digit that has been used up.
- Prompt you with obvious error such duplicated numbers appeared
- Four keypad positions to choose from or fixed keypad at your right side when in landscape mode
- Auto-dim keypad to ensure full view of Sudoku board in 5 seconds. if changed to 0 seconds, keypad will stay on, otherwise, it will auto-dim to specified 10% opacity, if changed to 0%, which will turn on the auto-hide feature.
- Allow user to challenge the most difficult Sudoku with more than one final solutions (no greaterr than 3).
- Relaxing background music is provided and can be disabled/enabled at your fingertips whether you think its distracting you or helping you the otherwise.
- 8 different Color Schemes to choose from to suit your best style

Highlights:

- Countless well-formed classic Sudoku puzzle games (more than 1 million candidates for each level)
- Different levels of games with its difficulty score from (90-1500) to improve your skills and spice up your fun and challenges.
- Game is always auto-saved, so you can always pick up where you have left
- Supports both phones and tablets in Portrait and landscape mode
- Simple and intuitive design