Concrete Help is a useful tool for anyone who needs to find out how much concrete is needed for a given hole, slab, or tube. This iPhone application allows you to accurately solve concrete volume equations with ease.

Concrete Help offers a variety of features to help you get the job done right. You can set preferred input units from millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles, making it easy to use no matter where you are in the world. You can also set preferred output units from cubic millimeters, cubic centimeters, cubic meters, cubic kilometers, cubic inches, cubic feet, cubic yards, and cubic miles. Additionally, you can select your preferred number of decimal places to ensure that your calculations are as accurate as possible.

Overall, Concrete Help is a reliable and user-friendly application that can help you save time and money on your next concrete project. Whether you're a professional contractor or a DIY enthusiast, this app is a must-have for anyone who needs to calculate concrete volume quickly and accurately.