Calibration Zero Feature Apps

The Digital Angle Gauge provides accurate angle measurements with maximum accuracy. This fully featured tool can truly replace the real instrument by providing all of the professional features and...

"Games like this are what has lead Nintendo to comment that Apple is its competitor of the future."

The Guardian: "the puzzles are challenging and satisfying, making the game dangerously...

Welcome to the Zero to Running Training Program by columnist, author, and coach Jenny Hadfield,

This app was designed to provide you with a simple way to learn how to run. The program...

This is an evaluation version of MID WiFi.

Use your iPhone/iPad as an advanced marine instrument display. MID WiFi shows the information from the navigation system, the angle of heel and...

Use your iPhone/iPad as a marine instrument display instead of buying an expensive mast or repeater display. Mount your iPhone/iPad to the mast or the cockpit and use it just as a traditional...

Use your iPhone/iPad as an advanced marine instrument display. MID WiFi shows the information from the onboard systems, the angle of heel and the predicted boat speed. The data (NMEA0183) is...

Turns your iPhone into a metal detector, and show off !!!

Benefits:
1) Test whether conduit is present behind the wall
2) Show off in front of your friends / girl friends / boy...

Turns your Android buddy into a metal detector, and show off !!!Benefits:1) Test whether conduit is present behind the wall2) Simple security screening4) Show off in front of your friends / girl...

Over 1 million downloads!
★★★★★

iStunt Reloaded is now available in a PRO version, containing two extra packs, a JetBoard and a HoverBoard for only $1.99!

★★ NEW: Added a new...

Access over 2 million (and counting) FREE Books, Right From Your iPhone, iPad, or iPod Touch...

… and all for less than the price of a paperback

★ “If there's an app that offers...