What are some alternatives?
When comparing Angry Birds Blast and Nonograms Katana, you can also consider the following products
Candy Crush Saga - Join Tiffi and Mr. Toffee in their sweet adventure through the wonderful Candy Kingdom. Switch and match your way through hundreds of levels in this delicious puzzle adventure.
Bejeweled - Bejeweled: match sparkling gems three at a time to make them burst in showers of color and points.
Falcross - Decode numbers in this lively, Picross inspired puzzle game.
Gweled - Gweled is a GTK+ version of a popular game "Bejeweled", originally written by Sebastien...
Angry Birds POP - Angry Birds meets bubble shooter, use your slingshot to match and burst colorful bubbles.