Bright Puzzles HD is a wonderful jigsaw puzzles with beautiful pictures and 4 levels of difficulty, 64, 100, 196 and 324 pieces.
Using the groups of pieces option, it's possible to show all pieces, pieces from the border or from one of the 4 quarters.
Bright Puzzles HD shows when you put a piece in the right place, making it ease to assemble the puzzle.
And it's ease to buy new groups os pictures, with different themes.
#1 Free App in Japan, UK and Portugal stores