Terms of Use
Terms for using pdfdart.com and Concrete Calculator & Cost.
Effective date: September 14, 2026
Use of the app
Concrete Calculator & Cost is provided for practical informational and estimating purposes. You are responsible for reviewing calculations, estimates and outputs before relying on them for purchasing, construction, financial or other decisions.
Estimates are not guarantees
Concrete quantities and cost figures are estimates based on the measurements and values entered by the user. Real-world material requirements can vary because of site conditions, spillage, form dimensions, supplier packaging and other factors. Verify important quantities with your supplier or a qualified professional.
Third-party services
Google Play, Google Mobile Ads and other third-party services used by the app may apply their own terms and policies.
Availability
We may update, maintain, suspend or discontinue the app or a feature when reasonably necessary.
Contact
Questions can be sent through our Contact & Support page.