Concrete Hub mobile app

Free download from:
Android: https://play.google.com/store/apps/details?id=com.giatec.concretehub
iOS: https://itunes.apple.com/us/app/concrete-hub/id1077886658?ls=1&mt=8

Concrete Hub is a smart mobile app designed to offer a beautifully categorized collection of the latest construction industry updates, useful concrete tools (such as concrete calculator), smart cement and concrete dictionary, concrete standards and guidelines, and educational materials on concrete, blog posts, and videos for Civil Engineering professionals, academics, researchers, and students.
Concrete Hub has 6 main sections (and several sub-sections) as follows:

1) Concrete Tools
• Concrete Calculator
• Concrete Shrinkage Calculator (coming soon)
• Concrete Mix Design (coming soon)
2) Encyclopedia
• Concrete Dictionary (enhanced with relevant Wikipedia entries and Google Images)
• Standards (e.g. ASTM)
• Guidelines (e.g. ACI)
• Concrete Flicks
3) News
4) Tweets
5) Videos
6) Knowledge Center