Windowis a tracking app for the Intermittent Fasting diet. It sells for $2.99 on the App Store and has earned over $6000 in revenue to-date.
T-Squared is an iOS client for Georgia Tech's learning management system. It's been used more than 1.5 million times by over 5,000 students.
Developed for Plutonium Apps, Grade Buddy is a tool to help students track their grades and prepare for the future. It rocks an In-App Purchase conversion rate of 8.5%.
Blurb is a tool for Instagram. It adds a customizable blurred border to your image (This was a little more useful before Instagram changed their rules). It has been used over 70,000 times.
Rhyme a Zoo
Rhyme a Zoo is an interactive storybook game for kids. It was commissioned by Augusta University after studies showed that exposure to classic fairy tales improve early childhood literacy and vocabulary. It is the flagship app in a four-part series.
Hear a Tale
http://hearatale.comis a streaming website hosting Rhyme and Story videobooks for kids, and literary audiobooks for Adults. Like Rhyme a Zoo, it was commissioned by Augusta University. Its vast library of content has been in development for over a decade.