Fill-in puzzles (also known as "Fill-ins") are a variation of the common crossword puzzle in which words, rather than clues, are given.

A great game to train your brain, relax, and improve your vocabulary!

Features:
- 4 levels of difficulty, from beginner to expert
- Several daily puzzles
- Many languages available
- Many settings to customize the features and the look and feel of the grid
- A mix of crossword grid styles: american, french, italian, ... (the difference is in the way the black squares are placed)