Frequently Asked Questions

Your guide to understanding how Pro Unit Converter works.

General Questions

1. What is Pro Unit Converter?

Pro Unit Converter is a free online platform offering fast and accurate converters for Length, Temperature, Time, Speed, Volume, Area, Data, Energy, GST, Loans, Discounts, and more.

2. Is Pro Unit Converter free to use?

Yes! All tools are completely free. No registration required.

3. Are conversions and results accurate?

Our calculators use standard formulas and reliable conversion factors. Results are rounded to two decimals for easy readability. For engineering, finance, or scientific work, please double-check values.

4. Do you store any personal data?

No. We do not store user calculations or any private information. For more details, read our Privacy Policy.

5. Why are there ads on the website?

Ads help keep the platform free for everyone. We only use safe, Google-approved advertising.

6. Can I request a new calculator or tool?

Yes! Contact us through the Contact Page to request new features.

Tool-Specific Questions

7. How does the Length Converter work?

It converts between meters, centimeters, kilometers, feet, inches, yards, and miles using verified conversion ratios.

8. What formulas does the Temperature Converter use?

°C → °F = (°C × 9/5) + 32 °F → °C = (°F − 32) × 5/9 °C ↔ K = add or subtract 273.15

9. How is EMI calculated in the Loan Calculator?

EMI = [P × r × (1 + r)^n] / [(1 + r)^n − 1] where P = loan amount, r = monthly interest rate, n = months.

10. How does the GST Calculator compute values?

GST Amount = (Original Price × GST%) / 100 Price Including GST = Original Price + GST Amount

11. What can the Scientific Calculator do?

It supports trigonometry (sin, cos, tan), logarithms, exponential functions, roots, powers, and arithmetic expressions.

12. Does the Data Converter support TB, GB and MB?

Yes. It calculates values across bytes, KB, MB, GB, TB, and more using recognized binary (1024) factors.

Troubleshooting

13. Why am I seeing “Enter valid number”?

It means the input box is empty or contains invalid characters. Only numbers are allowed.

14. Why are results shown in two decimals?

We round values to two decimals for readability. Some tools may use more precise internal calculations.

15. What should I do if a tool is not loading?

Try refreshing the page. Clear your browser cache. Ensure JavaScript is enabled. If the problem continues, reach out via the Contact page.

Need More Help?

Contact us anytime via our Contact Page. We respond to most messages within 24–48 hours.