Help Center
How can we help?
Browse topics below, or head to our FAQs for quick answers.
Getting started
New to Calcora? Learn how search, categories and instant results work.
Using a calculator
How input fields, sliders and instant calculation work inside each tool.
Favorites & recents
How saving favorites and tracking recently used tools works without an account.
Data & privacy
What Calcora stores locally, and what never leaves your browser.
Dark & light mode
Switching themes and how your preference is remembered.
Reporting a problem
Found an incorrect result or a bug? Here is how to flag it.