About Us
A small but mighty Texas team of designers and engineers, crafting simple software that earns its place on your home screen.
Meet the studio →We craft mobile apps and games that bring joy, calm, and a little bit of wonder to everyday life… with 25+ years of shipping software to back every pixel.
Logic puzzles, lit in color.
Light a stained-glass window one pane at a time. 4,000 fair puzzles, a fresh daily, color-blind friendly options, and no lives or time limit. Free and offline on iOS and Android.
Explore Chromaru
Cozy cat kakuro.
Solve the classic number crossword through a 25-chapter storybook journey, bring nine cats home, then open 2,000+ Free Play puzzles and a daily challenge. Free and offline on iOS and Android.
Explore Catkuro
A clever mix of math and logic
Settle into 2,000+ free cross-sum puzzles, a fresh daily challenge, and smart helpers that teach without taking over. Play offline on iOS and Android.
Explore Kakuro HavenA small but mighty Texas team of designers and engineers, crafting simple software that earns its place on your home screen.
Meet the studio →We’ve got lots of projects shipped and many more underway. Our greatest wish? More hours in the day… if only we could ship an app for that.
See the latest →Need technical support, found a bug, or just want to say hi? Your thoughts and inquiries are always important to us. We’d love to hear from you.
Send a note →Neon Poly Duo is the newest game from Lobster Claw Software: a free, high-energy block battle you play with friends on your own schedule. Out now on iOS and Android.
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