Terms & Conditions

Use of the calculators

The calculators and guides are free for personal, educational and professional reference. You may share links to any page. Automated scraping or copying the site's content or code for republication is not permitted without written permission.

Accuracy and responsibility

Every calculator is built from published standards, regulations or classical texts and is tested, but results are estimates based on the inputs and rules described on each page. Rules change (tax slabs, GST, university regulations, railway rules) and inputs can be mistyped. You are responsible for checking results before relying on them for financial, legal, academic, construction or personal decisions. See the disclaimer for details.

Intellectual property

The design, text, calculators and code are the property of Hindustan Calculator unless stated otherwise. Names of companies, universities and exams are used only to describe what a calculator does and belong to their owners; no affiliation is implied.

Third-party links and ads

The site may show ads (Google AdSense) and link to external websites. We aren't responsible for the content, products or policies of third parties.

Changes and availability

Calculators may be updated, improved or removed at any time. We aim for the site to be available always, but can't guarantee uninterrupted access.

Governing law

These terms are governed by the laws of India. Questions: hire@umerkhanofficial.com.