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- 4 difficulty levels
- 5 grid sizes (6x6, 8x8, 10x10, 12x12, 14x14)
- 533 puzzles and more with each update (no hidden in app purchases, all puzzles are free)
- Search for errors and highlight them
- Automatic saving
- Supports tablets
- Check for errors and remove them
- Get a hint or the complete solution when you want
- Go steps back and forth
- A great workout for your mind

Android 4.4 and up - iOS 9.0 and up




If you have questions, suggestions or general feedback, please use the contact form below.

In advance, we'd like to apologize that you even had to look up "support". We work hard to give you the best gaming experience possible, but, you know, sometimes things happen.