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Frequently Asked Questions

Quickly find the answers you need and learn about QuickCalc's features and usage

19 answers to help you get started

Getting Started

Browse 70+ calculators organized by category. Click any calculator to use it instantly - no signup required.

Quick Search

Press ⌘K (Mac) or Ctrl+K (Windows) to open the command palette and find any calculator instantly.

Privacy First

All calculations run locally in your browser. We never store or transmit your input data.

Save Favorites

Click the heart icon on any calculator to save it to your favorites for quick access later.

Developer Tools

Base converters, hash generators, timestamp tools, and more utilities for developers.

LED Calculators

Professional tools for LED display and lighting projects - power, viewing distance, and more.

General Questions4

Calculator Related5

Technical Related4

Account Related3

Privacy & Security3

Have other questions?

If you haven't found the answers you need, please feel free to contact us. Our team will provide assistance as quickly as possible.

About QuickCalc

Learn more about our mission to provide free, accurate calculation tools for everyone.

Privacy & Terms

Your privacy matters. Learn how we protect your data and our terms of service.

Disclaimer

Important information about our calculation results and their intended use.