Accuracy in technical drawings
High detalization of parts and joints of the stairs

Our drawings are made to scale and demonstrate the staircase parts from various projections views - you can use them to make full-fledged templates

Accuracy in technical drawings
Interactive 3D Models
Building a roof for a house with 3D visualization

Three-dimensional graphics allows you to evaluate the configuration features, the advantages and disadvantages of the project

Interactive 3D Models
Well-designed interface
Wide range of possibilities for visual design

We provide unique tools to comfortably achieve your goals. For example, you can measure the required values directly in the 3D visualization interface


Well-designed interface

Construction Calculator — Free Building Material Estimator

KALK.PRO – is an online-service with a professional set of online tools for automation and simplification of standard construction calculations. You will get a cost estimate, a set of drawings and a 3D model of the calculated structure (based on your dimensions). is a very helpful tool – try it for free and view completed projects in the section «Feedback».

You can also install our application on the Home screen of your device for free to get access to all the features of the service in ONE click and calculate materials for building a house faster.

Construction calculators for Android, iOS, Windows for free

KALK.PRO — Construction Calculator, Estimator and Planner (All-in-One)

If your plans for self-construction home, our site offers together to pass a thorny way of its design and construction.

Professionals daily confronted with the need of routine calculations, can greatly simplify the work.

The availability of the Internet makes life much easier, only the answers to problems are rarely contained in one place. Far more often exhausting "walk" through the sites again and again by loading the address bar. Especially when the questions relate to such a serious action as building your own home, and their number exceeds the limit - it is necessary to properly design the structure, choose and calculate building materials, think through design and to determine their bearing capacity.

The idea of the Kalk.Pro is to gather all the necessary information and tools: construction calculators, reference tables and so on, to realizing the dream of self-construction of private homes, as well as to automate many of the calculations for those who by occupation often faced with the necessity of building calculations.

Access to specialists is fraught with significant costs already at the initial stage, and meanwhile, to cope with the calculations by yourself it is possible . Each of our online calculator provides information on the size, cross sections and characteristics of structures designed to withstand certain loads in a long time.

Any construction calculator definitely free will provide important estimates of technical and economic nature:

  • the number of materials;
  • the main parameters of the structures;
  • bearing capacity and deflection;
  • financial expenses for the purchase of materials.

Calculator construction materials will save on their purchase, not allowing the purchase of excess and payment of the importation annoyingly missing.

Construction calculator online any variety is not the only advantage of an upcoming collaboration with In the information section of our website you can find professional advice from experts, and learn a lot about the intricacies of construction.

Articles, illustrative pictures and drawings, video material in an accessible form tells about the basics of house construction, construction of stairs and optimal design of roofs, the advantages of the material. For an objective assessment of the information received, you can use the online calculator that will perfectly calculate benefits or demonstrate a possible error.

Feature of our project is the availability of 3d visualization . When planning a building, you can experiment online with the desired elements of the future of the building - staircases, roof, walls and choose the most appropriate and attractive option. Construction calculator will calculate the reliability of each element of the chosen design and determine criteria for its flawless functioning, will provide an opportunity to calculate materials for building a house or to adjust their number.

Choosing our site as an assistant, you get a unique opportunity to take advantage of ready-made drawings, traced in detail the programs of the calculation of the construction of the house as a whole and its individual elements.

Offer online calculators are essential, not only to the owners of the house erected. The owners of Internet-shops and corporate sites are a great opportunity to increase sales by installing a free widget with any calculator on its website. With it, a potential buyer can easily and quickly make a calculation of construction materials quantities need tiles or cladding, Letnitsa and more, size of a particular part design.

Useful construction calculator for professionals, erecting housing - routine calculations now will not have to produce manually.

The merits of the project and the benefits of working with is difficult to overestimate:

  • With its help it is possible a significant savings of time and money.
  • The comfort and ease of use of the various construction calculators eliminates the need to take in mathematical calculations.
  • But most importantly the dream to build your home yourself is much faster turns into reality.

The number of calculators the construction of the house and useful information are constantly replenished, so don't forget to bookmark friendly website and often look at his page to see the innovative developments.

Rate this page:
(estimate: 5, votes: 108)