Pterosaur Design

Hand-Crafted iOS Apps

Grand Canyon shrouded in haze

TeX Anywhere

Create and share LaTeX equations

TeX Anywhere icon

Our Congress

Make your voice heard in Congress

Our Congress icon

Visual Task Timer

A countdown timer for public speakers, teachers and students

Visual Task Timer icon

Doppler Ball

Break bricks at the speed of light

Doppler Ball icon

Placemark+

Mark your location and find your way back

Placemark Plus icon

Magic Castle ABC

A fun way for kids to learn their ABCs

Magic Castle ABSs icon