AceReader Pro Deluxe Plus (For Mac) 5.1.1

Biorhythm charting software. Features: Primary, Secondary and I Ching cycles, biocompatibility, profiles database, best match search, good/bad day search, clean and intuitive interface

Test any number for primality with a single click. It uses a deterministic test and uses the Sieve of Eratophenes logic. Recommended on The Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. Only 99¢ per month.

ICanType! Deluxe is a personal typing teacher, characterised by beautiful design, allows you to improve your typing skills. This course consists of 5 exercises. You'll learn Touch Typing from the "beginner" to the "advanced" level.