Fast and Easy to Use

Cr Calc is a native and responsive iOS app optimized for fast operation. All calculations are made on-the-fly as you input new data.

Large Selection of Construction Materials

Select from a wide variety of insulation and construction materials. Multilayer constructions are also supported.

Lots of Goods

Choose from a various selection of goods to make precise calculations.

Project Organization

It is easy to organize multiple calculations thanks to the support of Projects and Archive. Move no longer needed projects to the Archive for future reference or use them as templates for new calculations.

PDF Export

With an optional Cr Calc Pro subscription, you can export calculation results in PDF or print them right away if needed.

iPad Optimized

Full support for bigger iPad screen!